BREVITY WORDS

 WORD MEANING
ABORT Directive to cease action, attack, or mission.
ABORT Directive / descriptive call to cease the attack or intercept and manoeuvre defensively up to 180 degrees away from the threat, with no immediate intention of recommitting. (see PUMP - similar manoeuvre, however with a PUMP the fighters retain the offensive).
ACTION Directive to initiate a briefed attack sequence or manoeuvre.
ACTIVATE / ACTIVE Radiate (ing) on electronic equipment, specify type if desired.
ADVISORY CONTROL The controlling unit will provide adequate warnings of hazard affecting aircraft safety. The aircraft commander is responsible for the aircraft’s navigation and collision avoidance.
AIRBORNE ALERT Combat equipped aircraft are airborne and ready for immediate action.
ALARM Directive / informative indicating the termination of EMCON procedures.
ALARM Directive / info indicating termination of EMCON procedures.
ALLOCATED_____ Engagement status. Reported immediately after track identity and number as "NOT ALLOCATED", "ALLOCATED FIGHTERS" or "ALLOCATED SAM".
ALPHA CHECK Request for confirmation of bearing and range to described point or Bullseye.
ALTERNATE Informative or directive call indicating the attacker will attack the alternate target.
ALTERNATE Informative or directive call indicating the attacker will attack the alternate target.
ALTITUDE Height of contact reported in feet (e.g. altitude zero zero five - equals 500 feet). If altitude is unknown it is to be reported as "No altitude".
AM CANYON Used by a ship fitted with a jammer to indicate that designated target is being jammed.
ANAPROP Conditions for abnormal propagation of electronic emissions.
ANCHORED 1. Formative call, involved in a visual fight and unable to leave.

2. Orbit about s specific point; refuelling track flown by tanker.

ANGELS Informative call indicating the height of aircraft in thousands of feet.
ANY FACE GCI / AEW aircraft.
ANY FACE GCI / AEW aircraft.
ARCTIC_____ Polarization of signal is _____.
ARIZONA Informative call by SEAD asset that he is out of ARMs but can support with A/A missiles.
AS FRAGGED Unit or element will be performing exactly as stated by the air tasking order.
AS FRAGGED Unit or element will be performing exactly as stated by the air tasking order.
ASSUME DECK Carrier prepare deck for possible emergency landing of aircraft as soon as possible.
AUTHENTICATE To request or provide a response for a coded challenge.
AUTOCAT Any communications relay using automatic retransmission.
AZIMUTH Two groups separated in bearing.
BANDIT Descriptive call indicating a positively identified hostile aircraft.
BANZAI Informative / directive to execute launch and defend tactics.
BARCAP Barrier Combat Air Patrol.
BASE (PLUS NUMBER) Reference number used to indicated such information as headings, altitudes, fuels, etc.
BAY Carry out deception plan indicated or iaw previous orders.
BEADWINDOW Your last transmission disclosed an Essential Element of Friendly Information (EEFI). The number that follows taken from the EEFI list in force, (see ACP125) identifies the nature of the disclosure.
BEAMING (DIRECTION) Description of the bogey / bandit manoeuvring to position the fighter approx +/-30° of the bogey / bandits 3/9 line ("RED 2 contact, beaming south").
BEANSTALK Information call advising JTIDS users to check equipment for spurious tracks.
BELLY CHECK A momentary unloaded bank to check the blind side of a turning aircraft.
BENCH MARK AEW orientation beacon (surface) indication.
BENT Equipment indicated is inoperative. (Cancelled by OKAY).
BIF (Bomb in Face) Informative or directive call to indicate dropping a bomb as a defensive action ("Blue lead, BIF").
BIG CRATER All trainer aircraft employing ECM.
BIG PHOTO All bomber and reconnaissance aircraft employing ECM.
BINGO Fuel state at which an aircraft must terminate present activity and return to home base.
BINGO Fuel state at which an aircraft must terminate present activity and return to home base.
BINGO FIELD Alternate airfield.
BINGO STATE Amount of fuel plus designated reserve necessary to proceed to alternate airfield.
BIRD Friendly surface to air missile.
BIRD TARGET

_____ BIRD TARGET

Used by the AAWC to designate a target to be engaged by SAM.
BIRD(S) AFFIRM HOSTILE ______ Missile radar is locked on designated target.
BIRD(S) AWAY HOSTILE ______ Missile has been fired on designated target.
BIRD(S) NEGATIVE HOSTILE_____ It is not possible to fire at specific HOSTILE.
BLANK A SEAD aircraft does not detect any emitters of interest.
BLANK A SEAD aircraft does not detect any emitters of interest.
BLIND Descriptive call indicating that a fighter has lost visual with another friendly aircraft in his flight (opposite of term "Visual").
BLOOMER Erase my last switch or report.
BLOTTER ECM receiver.
BLOW THROUGH Directive or informative call that indicates aircraft will continue straight ahead at the merge and not turn with target(s).
BOGEY Unidentified aircraft.
BOGEY DOPE TO... Request target information (Bearing / Range, etc) to the specified target. If a threat is not specified Bearing / Range will be given to the closest threat.
BOWWAVE (SEE ALSO VAT"B") Long form weather report giving.

B - Below or Base of cloud in thousands of feet. If below one thousand feet, use hundreds of feet but add the word "hundred". 

O - Over or Top of cloud level in thousands of feet. If unknown, use the word "UNKNOWN".

NOTE: If there is more than one cloud layer, report the base and top of the lower formation, followed by the base and top of progressively higher layers (e.g., "two, twelve, seventeen, twenty-five"). 

W - Wind (8 points, N, NE, E, SE, S, SW, W, NW) plus the velocity in knots. When wind is missing, omit or use the word "UNKNOWN". 

W - Weather General description of weather in plain language; such as clear, partly cloudy, cloudy, overcast, light, moderate or heavy rain, mist, haze, thunderstorm and distant-lightning. Amplification of the weather should be made at the end of the report under "E". 

A - Amount of clouds in eights. 

V - Visibility in miles. Use a fraction if less than one mile.

 E - Extra phenomena of significance such as turbulence, icing, heavy sea or swell and description of front. This is an elaboration of the report which includes anything of interest in plain and concise language.

BOX Groups / contacts / formations in a square or offset square.
BRAA Form or format of tactical control providing bearing, range, altitude and aspect from fighter to target.
BRACKET Indicates geometry where aircraft will manoeuvre to a position on opposing sides, either laterally and/or vertically from target(s).
BRACKET Indicates geometry where aircraft will manoeuvre to a position on opposing sides, either laterally and/or vertically from target(s).
BREAK (DIRECTION) Directive call to perform a maximum performance turn.
BREAK AWAY Tanker or receiver call indicating that an immediate disconnect and vertical and nose or tail separation between tanker and receiver is required.
BREAK OFF Discontinue approach but maintain contact unless otherwise indicated.
BREAK RIGHT / LEFT Perform an immediate maximum performance turn in the direction indicated.
BRIDGE Pulse width in microseconds.
BROADCAST Request / directive to switch to broadcast control.
BROADCAST CONTROL Tactical / target information is passed to enable the aircraft to accomplish its (their) task. The controlling unit, when possible, provides adequate warnings of hazard, but the aircraft commander(s) is (are) responsible for aircraft navigation and collision avoidance.
BROKE LOCK Loss of radar / IR lock-on (advisory).
BRUISER Air to Surface Missile.
BRUSH Antenna rotation rate in seconds per revolution (SPR).
BUDDY LOCK Informative call indicating that a fighter has radar locked another friendly aircraft - a discriminator such as angels or heading should be included if necessary. ("Blue 1, buddy locked - Angels 20").
BUDDY SPIKE (POS / AZIM) Informative call of a RWR indication of a friendly AI radar lock-on ("Red 3, buddy spiked, Bullseye 240/15").
BUG OUT (DIRECTION) Separation from that particular engagement / attack / operations; no intent to re-engage / return.
BULLDOG Surface to Surface Missile.
BULLRING Aircraft patrol zone.
BULLSEYE Descriptive call indicating a common reference point. Position of an object will be established by bearing (Magnetic) and range (NM) from this point.
BUMP / BUMP-UP A fly-up to acquire LOS to the target or laser designation.
BUSTER Informative or directive call to fly at max continuous speed (mil power).
CANAL Navigational signal.
CANYON Use electronic jamming on frequency indicated or in accordance with previous orders.
CANYON AFFIRM Designated track is being jammed by this units (or unit indicated).
CAP / CAPPING (LOCATION) A fighter orbit at a specified location. Directive: establish a combat air patrol at location.

Low cap: 500 feet AGL to 5,000 feet AGL

Medium cap: 5,000 feet AGL to 25,000 feet MSL

High cap: 25,000 feet MSL to 50,000 feet MSL

CAP TARGET Used by the AAWC to indicate that a target is primary target for CAP.
CAPTURED Aircrew has identified and is able to track a specified A/G target with an onboard sensor.
CAVOK Cloud and Visibility Okay (ICAO term meaning no significant clouds below 5,000 feet, visibility at least six miles, no precipitation or storms).
CEASE ENGAGEMENT Break the engagement on the target specified and prepare to engage another target. Missiles in flight will continue to intercept.
CEASED

_____CEASED

Subject emitter has stopped radiating.
CHAFF Call indicating chaff has been detected or to deploy chaff.
CHAMPAGNE An attack of three distinct groups with two in front and one behind. The leading two groups are attempting to bracket with the trailing third group flying up the middle.
CHARLIE Land aircraft.
CHATTER Communications jamming.
CHATTERMARK Generic term used to commence briefed radio procedures to counter comms jamming.
CHECK ( ) Directive to momentarily monitor (specified items / systems). No response is required if status is normal.
CHECK PORT(LEFT) / STARBOARD(RIGHT) Turn ( ) degrees left / right and maintain new heading.
CHICKS Friendly aircraft.
CHRISTMAS TREE Directive to briefly turn on exterior lights to enable visual acquisition.
CINDER Off board infrared decoy.
CLAM Cease all or indicated electromagnetic and/or acoustic emissions in accordance with national instructions and exercise orders. Potential intelligence collector(s) (Pic) in area (or in area) (estimated duration of Clam hours).
CLARA Informative call indicating the radar scope is clear of enemy contacts ("BLUE 1, contact, BULLSEYE 270/20" - "BLUE 2, CLARA").
CLEAN 1. No radar contacts on bandits, bogies or aircraft of interest.  

2. No visible battle damage.  

3. Broadcast is encrypted. May be used as a report or order and must be followed by a frequency or station designator.

CLEARED Requested action is authorized (no engaged or support roles are assumed).
CLEARED HOT / DRY Ordnance release is authorized / continue simulated attack but ordnance release is not authorized.
CLIFF Jamming signal (May be amplified by "State").
CLOAK Directive / informative switch from normal external lighting to covert NVD only compatible lighting.
CLOSE CONTROL The aircraft is continuously controlled, for altitude, speed and heading, to a position from which the mission can be accomplished.
CLOWN Deception jammer.
COLD 1. (a). Start of the CAP leg away from the threat.

(b). Low aspect target.

2. Intercept geometry will result in a pass or roll out behind the target.

3. Threat group heading away from fighters.

4. I have lost sonar contact or sonar contact is not held.

COME OFF (LEFT / RIGHT / LOW / DRY) A directive to manoeuvre as indicated to either regain mutual support or to deconflict flight paths for an exchange of engaged and supporting roles. Implies both visual and tally.
COMEBACK (LEFT / RIGHT) Directive to reverse course.
COMMENCING I have left final approach fix on an instrument approach for landing.
COMMENCING I have left final approach fix on an instrument approach for landing.
COMMIT Directive / informative call indicating the intention to conduct an intercept against bogey(s) / bandit(s).
CONFETTI Chaff lane or corridor.
CONFIDENCE (-) Confidence indication to intercepted transmission.
CONTACT Informative call of radar / IR detection of an aircraft. Call should include bearing, range and altitude (BRA) in reference to bullseye or geographic position format.
CONTACT Aircrew has specific ground object, reference point, target in sight (opposite of "LOOKING").
CONTACT POSITION Receiver position where the receptacle of the aircraft makes contact with the drogue or boom.
CONTINUE Continue present manoeuvre; does not imply clearance to engage or expend ordnance.
CONTINUE PORT / LEFT Continue turning left at present rate of turn to magnetic heading indicated (3 figures) or continue turning left for number of degrees indicated.
CONTINUE STBD / RIGHT Continue turning right at present rate of turn to magnetic heading indicated (3 figures) or continue turning right for the number of degrees indicted.
CONTROL The unit designated as EWC.
COUNTDOWN____ I am about to open fire within ____ seconds.
COVER____
  1. Keep fighters between force / base and contact designated at distance stated from force / base (e.g., COVER HOSTILE 27 to 30 miles).

2. An order from the AAWC to a MRSAM / LRSAM equipped ship to initiate an engagement on specified track up to the point of firing. This procedure allows a track to be designated to more than one firing unit without multi-engagement of the track.

CRANK (DIRECTION) Directive / descriptive call indicating an F- or A-Pole manoeuvre in a specific direction ("Red 1, crank south").
CRISS CROSS A position or track derived from the plotting of DF bearings.
CRUISE (vs COAST) Informative or directive call to return to cruise speed (after buster or gate).
CUCKOO Hostile jamming transmitter.
CURVE Deception signal.
CUTOFF Directive to intercept using cut-off geometry.
DANCE Shift all lines to Complan (___) (column codeword / designator).
DART Aircraft rocket.
DASH (-) Aircraft position within a flight. Use if specific callsign is unknown.
DEADEYE Informative call by airborne laser designator indicating he is unable to lase at the present time.
DECK ALERT_____ An aircraft alert state expressing the time in minutes required for a specified number and type of aircraft to become airborne after the order to launch has been given.
DECK CLEAR Deck now ready to resume launching or landing operations.
DECK FOUL Unable to launch or land aircraft (followed by a numeral to indicate minutes anticipated before ready to resume operations).
DECLARE Inquiry by fighter to AWACS / GCI or capable aircraft as to the ID of a correlated group. Responses include: "FRIENDLY, BOGEY, BANDIT," partial ID or "UNABLE".
DEFENSIVE (SPIKE / MISSILE / SAM / MUD / AAA) Aircraft is in a defensive position and manoeuvring with reference to the stated condition. If no condition stated, manoeuvring is with respect to A/A threat.
DELAY The signal is to be retransmitted by the aircraft on HF as soon as the aircraft is 100 or more nautical miles away from the surface force.
DELTA (___) (___) Hold and conserve fuel at altitude and position indicated.
DEPLOY Directive to manoeuvre to briefed positioning.
DISCONNECT Command by tanker or receiver that boom / drogue will be disconnected.
DITCHING The forced alighting of an aircraft on water.
DOLLY Indicates JTIDS track transmission / reception.
DRAG / DRAGGING (DIRECTION) 1. Description of bogey / bandit manoeuvring to 60 degrees or less aspect. ("BLUE 2, CONTACT, BULLSEYE 290/12, DRAGGING south").

2. Target turning away to present tail aspect.

DRONE Friendly remote controlled air vehicle.
DROP TRACK Remove the contact designated from all parts of the tactical picture / stores.
DROPPING (BRA) Descriptive call that a fighter is about to intentionally break radar lock on a target. GCI should monitor the target ("Blue 3, dropped 240/20").
DRY CONTACT AAR contact during which no fuel is transferred.
DUCK Informative / directive call to descend and increase speed.
DUCKBUTT Aircraft assigned to perform precautionary SAR. Performs secondary role as NAVAID to passing aircraft providing tracking, homing and steering information as well as position and weather reports when required.
DUD CIRCLE Position clear of the force / base in which aircraft unserviceable for their assigned mission, but not requiring emergency landings, are ordered to wait.
DUFFER DF equipped unit.
EAGLE NET The air attack safety net.
EAGLE SHIP The air attack safety ship during an exercise involving simulated attacks on the fleet, either by carrier or land based aircraft.
ECHELON (DIRECTION) Groups / contacts / formation with wingman displaced approximately 45 degrees behind leader’s wing line.
ECHO Positive Seesaw / Mode X reply.
ELBOW Aircraft - home on this signal with appropriate homing equipment. Submarine-radiate signal on the 400-500 KHZ range.
EMERGENCY FOUL Unable to land aircraft within their safe endurance limits, followed by numbers and types of planes needing bases (Other carriers report with EMERGENCY SPACE).
EMERGENCY LAUNCH Carrier(s) addressed-launch all aircraft as quickly as possible.
EMERGENCY PREP CHARLIE Carrier(s) addressed-recall and land all aircraft as soon as possible.
EMERGENCY SCRAMBLE Carrier(s) addressed-immediately launch all available fighter aircraft as CAP. If all available aircraft are not required, numerals / type may added.
EMERGENCY SPACE I’m able to land aircraft in addition to own, followed by numbers and types.
ENGAGE(D) (BRA) Descriptive / directive call indicating manoeuvring with the intent to kill.
ESTIMATE Using information available to provide data required; it implies degradation.
EXECUTE Carry out briefed action.
EXTEND (DIRECTION) Short term manoeuvre to gain energy, distance, or separation normally with the intent of reengaging.
EYEBALL 1. Fighter with primary visual identification responsibility.

2. EO / IR acquisition of an aircraft. Normally followed by ( ) number of aircraft observed.

FADE Directive call to HVAA to continue present mission while extending range from target in response to perceived threat.
FADED Informative call indicating previous contact is lost.
FAKER A friendly track acting as a HOSTILE for exercise purposes.
FAMISHED Have you any instructions or information for me?
FAN_____TACK_____ Left and right hand edges of jammed sector are _____
and_____.
FAST Descriptive call indicating target ground speed of 400 knots to Mach 1. (NOTE: US interpretation of "fast" is "target ground speed ³ 600 knots / M 1.0").
FATHER Reference to the air-to-air TACAN.
FEELER Shipborne fire control radar.
FEET WET / DRY Flying over water / land.
FENCE (IN / OUT) Set cockpit switches as appropriate prior to entering / exiting the combat area.
FENCE IN / OUT Set cockpit switches as appropriate prior to entering / exiting the combat area.
FERRET Airborne electronic reconnaissance activity or aircraft.
FEW 2 to 4 aircraft. (NOTE: Not in use by US).
FILLY In Air / Sub cooperation, an ESM homing method.
FLANKING (DIRECTION) Description of the bogey / bandit manoeuvring to an aspect of 120 to 150 degrees ("Red 1, contact, BULLSEYE 350/15, flanking west").
FLARES Directive to deploy flares.
FLASH Temporarily turn on prebriefed IFF mode or system.
FLASH PHOTO Ground fire control or missile guidance radar.
FLIGHT LEVEL ICAO term giving height in hundreds of feet (e.g. Flight level 250 equals 25,000 feet).
FLOAT Directive or informative to expand the formation laterally within visual limits to maintain a radar contact or prepare for a defensive response.
FORCE CAP Combat Air Patrol over FRIENDLY forces.
FORD Assume intercept guard / watch on band or guard indicated.
FOX A/A weapons employment.
FOX A/A weapons employment.
FOX AWAY ( ____ ) Air-to-air missile has been fired or been released from aircraft.
FOX MIKE VHF / FM radio.
FOX ONE Simulated or actual launch of semi-active radar-guided missile.
FOX ONE Simulated or actual launch of semi-active radar-guided missile.
FOX THREE Simulated or actual launch of an active radar-guided missile.
FOX THREE Simulated or actual launch of an active radar-guided missile.
FOX THREE CLOSE AIM-120 launched inside MPRF active range.
FOX THREE CLOSE AIM-120 launched inside MPRF active range.
FOX TWO Simulated or actual launch of IR-guided missile.
FOX TWO Simulated or actual launch of IR-guided missile.
FREAK Frequency in MHz.
FREDDIE Callsign for ACU.
FREEZE Execute order to designated helicopter(s) to remain hovering in present position (cancelled only by MELT).
FRIENDLY A positively identified friendly aircraft.
FURBALL A turning fight involving multiple aircraft.
GADABOUT Informative call indicating the upper limit of height sanctuary for fighters in the MEZ. ("Gadabout 25" means the upper limit of the height sanctuary is 25,000 feet; "Gadabout 16 to 24" means the height sanctuary is between 16,000 to 24,000 feet).
GADGET Radar or emitter equipment (type of equipment may be indicated by a letter as listed in OPORD or APP-1). May be followed by the brevity word State to indicated the state of jamming (see State).
GATE Informative or directive call to fly at maximum speed (afterburner).
GERONIMO Tactical air observer.
GEYSER Proximity fuse signal.
GIMBALS (DIRECTION) Descriptive call indicating that a target is approaching its radar's lateral / vertical limits.
GINGERBREAD Voice imitative deception is suspected on this net.
GLOWWORM Flare dropping aircraft.
GO ACTIVE Initiate HAVE QUICK communications.
GO SECURE Activate secure voice communications.
GOODWILL Informative call indicating proximity to the boundary of an active MEZ.
GORILLA Generic description of a large hostile attack package. Additional descriptive commentary required to describe size and formations.
GRANDSLAM All HOSTILE aircraft originally detected are shot down.
GREEN Descriptive call of an area of no known enemy threats ("Blue 3, green north").
GRIDIRON Jamming signal appears on my P.P.I. scope or jamming signal prevents determination of range and bearing _____% of time.
GROUP Descriptive call of radar targets within 3 NM and 20,000 feet.
GROWLER LF beacon.
GUINEA PIG Radar simulator.
GUNS An air-to-air or air to surface gunshot.
HARD (PORT(LEFT) / STARBOARD(RIGHT) High-G, energy sustaining turn.
HARD HOSE A hose condition that is likely to damage receiver’s probe.
HAYRAKE (MEDIUM / HIGH / ULTRA) Homing signals in radio frequency band indicated.
HEADS DOWN Call to inform aircrew that leader or wingman is head-down in the cockpit and wingman or leader is responsible for clearing.
HEADS UP HOSTILES got through (part or all). Trouble headed your way (may be followed by type of threat).
HEADS UP HOSTILES got through (part or all). Trouble headed your way (may be followed by type of threat).
HEAVY The largest group of factor bogeys / bandits. (NOTE: US interpretation is "group known to contain three or more contacts").
HECKLERS Night strike group.
HEY RUBE Need support. Come to my assistance.
HIGH Descriptive call indicating the target's altitude is between 25,000 feet MSL to 50,000 feet MSL. (NOTE: US interpretation is between 25,000 and 40,000 feet MSL).
HIGHDRINK Helicopter in flight refuelling from a surface vessel.
HIT Single / intermittent radar return in search (A/A). This term infers a lower quality of radar return than the term CONTACT.
HOLD DOWN 1. Directive to key transmitter for DF steer.

2. Prevent submarine from surfacing or snorkeling in area of last known position.

HOLD FIRE Do not open fire / cease firing (missiles in flight must be destroyed). The direction to hold fire should be repeated at the end of a transmission.
HOLDING HANDS Aircraft are joined or in close formation.
HOMEPLATE Home airfield / carrier.
HOMER Any homing beacon equipment. Type may be specified (e.g., LF, VHF, radar, etc).
HOOK (DIRECTION) Directive to perform an in-place 180 degree turn.
HOOTER Jammer.
HOPPER Hovercraft / Air Cushion / Ground effect machines.
HOSTILE A track which is eligible to be engaged.
HOT 1.(a). The start of the CAP leg in the direction of the threat. 

(b). High aspect target. 

2. Attack geometry will result in roll out in front of the target.  

3. Threat group heading towards fighters.  

4. Ordnance employment authorized, expected, or completed (A/G). Cleared, In / Off.  

5. Sonar contact is held.

HOT 1. Ordnance employment authorized, expected, or completed (A/G). Cleared, In / Off.  

2. Intercept geometry will result in roll out in front of the target.

3. Threat group heading towards fighters.  

4. (a). Refers to the start of the CAP leg in the direction of the threat.  

(b). High aspect target.  

5. Sonarcontact is held.

HOTEL FOX HF radio.
HOUNDOG Call made by free fighter indicating that he is in a position to employ weapons.
HUFFDUFF HFDF equipment or unit fitted with HFDF equipment.
HUMP An unevaluated electronic emission.
HUSH Execute emission control in accordance with emission control policy or the emission policy in force as indicated.
HUSKY AIM-120 supported to HPRF active.
I GO (_________) I am leaving my patrol mission now in______minutes.
I STAY I’m remaining with you on patrol / mission_______hours.
I.D. Directive to intercept and identify the target or I.D. accomplished, followed by type of aircraft.
IDENT A-F Perform relevant identification action.
IN (direction) Informative indicating a turn to a hot aspect relative to a threat. Opposite of OUT.
IN HOT / DRY Aircrew has begun final attack run and intends to expend ordnance (hot) or to conduct a simulated attack without expending ordnance (dry).
IN THE DARK Not visible on my scope and any position information is estimated.
INDIA MODE IV.
INDICATE(ING). A command to set (or have set) a particular speed. May be in knots indicated or in Mach, depending upon the controlled aircraft expressed as follows; knots indicated in three digits, i.e. three five zero (350); Mach - two or three digits with the word point separated whole numbers from tenths and hundreds, i.e. one point one three (1.13) or point nine three (.93).
INSTANT If the signal is to be retransmitted by the aircraft as soon as possible on HF.
INTERCEPT GUARD Designated unit(s) assume duty as intercept guard on frequency band indicated.
INTERFERENCE Electromagnetic radiation prevents or interferes with maintaining contact.
INTERROGATE Interrogate the designated contact / track or raid on the IFF mode indicated.
INTRUDER An individual, unit or weapon system in or near an operational or exercise area, which represents the threat of intelligence gathering or disruptive.
JINK(ING) Unpredictable manoeuvre to negate a weapons tracking solution.
JOE AEW IFF equipment.
JOINING Informative call of an aircraft joining or rejoining the formation.
JOKER A friendly track acting as a SUSPECT for exercise purposes.
JUDGE ANGLE I have a contact and am taking over intercept by angle lock-on; continue to give frequent range data.
JUDY Informative call indicating that the AD fighter has radar contact or is visual and is taking control of the intercept.
KEY Communication signal.
KICK Informative / directive call indicating a defensive check turn in a specified direction. (degrees RH / LH or heading)
KICK_____TACK_____ Shift line number (line identifier) to frequency column. Column identifier as indicated.
KILL 1. Clearance to fire. (NOTE: Central Region synonym is "cleared to engage").

2. In training, a fighter call to indicate kill criteria have been fulfilled.

KILL 1. Clearance to fire. (NOTE: Central Region uses cleared to engage).

2. In training, a fighter call to indicate kill criteria have been fulfilled.

KNOCK IT OFF In training, cease all engagements in exercise.
KOBOLD Informative call indicating that a specific MEZ is not active. (Opposite of OILFIELD).
LADDER Three or more groups, contacts, or formations in trail.
LAME DUCK An aircraft in a minor state of emergency resulting from ordnance or radio failure, oxygen leak, or other cause.
LASER ON Directive or informative call to start laser designation.
LAZY Equipment indicated is at standby.
LEAD / TRAIL Tactical formation of two aircraft or groups separated in range or following one another.
LEAKER Hostile aircraft which has not been successfully engaged.
LEVEL Contact designated is at your angels.
LIGHTS ON / OFF Directive to turn on / off exterior lights.
LINE ABREAST Two contacts within a group side-by-side.
LINER Fly at speed giving maximum cruising range.
LITTLE JOE AEW IFF transponder.
LOCKED (BRA) Informative call indicating final radar lock on; radar sort is not assumed / assured ("RED 1, locked 090/12, 2,000 feet").
LOOKING Aircrew has not got the ground object, reference point, target in sight (opposite of "CONTACT").
LOOSE CONTROL A form of aircraft mission control in which the aircraft commander selects his own speed, altitude, heading and appropriate tactics required to accomplish the assigned task.
LOST Emitter has decreased strength and no longer triggered ESM equipment.
LOST ------- Reporting unit doesn’t hold contact any more for which it has reporting responsibility. (NOTE: US interpretation is target altitude below 10,000 feet AGL).
LOST CONTACT Previous contact or Judy lost; provide target information.
LOW Descriptive call indicating the target's altitude is between 500 feet AGL to 5,000 feet AGL.
MACK NO I have reached maximum speed and am not closing my target.
MACK YES I have reached maximum speed and am closing my target.
MADDOG Visual AIM-120 launch.
MAGNUM Informative call indicating a (H)ARM launch.
MANFRED I am unable to operate (radar or emitter indicated) for reasons of national security.
MANGLE HOSTILE Carry out anti-jamming measures and report effectiveness.
MANY Five or more aircraft. (NOTE: word not used by US).
MAPPING Multi-function radar in an A/G mode.
MARKING Friendly aircraft leaving contrails.
MEATBALL Pilot has landing aid source light image.
MEDIUM Descriptive call indicating the target's altitude is between 5,000 feet AGL to 25,000 feet MSL. (NOTE: US interpretation is "target altitude between 10,000 feet AGL and 25,000 feet MSL").
MELD Directive call to adjust radar scan volume to cover the same target group.
MELT Informs helicopters that their movements are no longer restricted by FREEZE order.
MERGE (D) 1. Information that friendlies and targets have arrived in the same visual arena. Call indicating radar returns have come together.

2. Tracks have come together.

MICKEY Descriptive call referencing the Have Quick Time of the Day (TOD) signal.
MIDDLEMAN Communication relay which requires receipt and subsequent manual retransmission.
MIDNIGHT Informative call advising that C2 functions (GCI / AWACS) are no longer available (opposite of "SUNRISE").
MIKEDUFF MFDF equipment or unit fitted with MFDF equipment.
MONITOR Directive or request (depending to whom it is directed) indicating that you are intentionally disregarding a bogey / group which is not currently a factor, (while attention is focused on another task) - you wish wingman or ASAC to watch that bogey / group and advise if it is about to become a factor.
MORE HELP Further target positional information is required.
MOTHER Parent ship.
MUD (DIRECTION AND RANGE IF ABLE) Informative call of a RWR indication of a SAM / AAA radar lock on ("BLUE 2, mud, right three o'clock, close").
MULTIPLE There are a number of stations on the same frequency.
MUSHROOM Nuclear Weapon detonation. May also be used with WARNING to denote enemy nuclear attack.
MUSIC Electronic jamming.
NAILS RWR indication of AI radar in search. Add clock position / azimuth, if known.
NAKED Informative call indicating no RWR indications on the RWR scope.
NEGATIVE TROUT Transmitted to control when the racket to which a Duffer has been assigned is detected but bearing cannot be obtained.
NEW PICTURE Used by controller or aircrew when tactical picture has changed. Supersedes all previous calls and re-establishes picture for all players.
NO FACTOR Not a threat.
NO JOY Informative call indicating the aircrew does not have a visual contact with the target / bandit / landmark.
NODUF Exercise traffic. Not to be used as source of exercise intelligence (NODUF is used to designate messages in exercises that would not normally be transmitted in war situations).
NOTCH (DIRECTION) Description of an aircraft manoeuvring defensively to position the bandit on the aircraft's wingline ("WHITE 2, notching south").
O’CLOCK

----O’CLOCK----

In clock code section and at range indicated (heading of own aircraft or unit being twelve o’clock).
O’CLOCK

____O’CLOCK____

In clock code section and at range indicated (heading of own aircraft or unit being twelve o’clock).
OBSERVATION POSITION Initial formation position of a receiver joining a tanker which is echelon right for all receivers.
OFF (DIRECTION) Informative call indicating attack is terminated and manoeuvring to the indicated direction.
OFF-LOAD Tanker fuel assigned for off-load to receiver(s) during a AAR mission.
OFFSET (DIRECTION) Directive / descriptive call to manoeuvre in a specific direction ("BLACK is offsetting north-WHITE is offsetting south"; or, "WHITE offset south-BLACK is offsetting north").
OILFIELD Informative call, indicating an activated MEZ (opposite of KOBOLD).
ON / OFF STATION I have reached / left my assigned station.
ON THE DECK At minimum altitude.
ON TOP I am over datum, target, object or position indicated.
OPENING Increasing in range.
ORANGES SOUR / SWEET Weather is unsuitable / suitable for aircraft mission.
ORBIT Directive / descriptive call: hold on current or indicated position.
OUT (DIRECTION) Informative call indicating direction of intended flow.
OUTHOUSE My position in true bearing / miles from my reference point (assigned station).
PACKAGE Geographically isolated collection of groups / contacts / formations.
PACMAN Informative call that the fighters have found the end of the threat formation and are converting; given in range and bearing from the FAOR Bullseye ("Blue 4 is PACMAN, 290/5").
PADLOCKED Informative call that the aircrew cannot take his eyes off another aircraft without losing tally or visual.
PAINT Friendly IFF interrogation return (opposite of SPADES).
PANCAKE Land, or I wish to land (reason may be specified, e.g., PANCAKE AMMO, PANCAKE FUEL).
PANTRY I am coordinating with aircraft.
PARROT A military IFF transponder.
PARROT INDIA A military IFF interrogator.
PELICAN ASW long range patrol aircraft capable of both search and attack.
PHANTOM A position or track derived from the triangulation of spikes, originating from hostile jamming.
PICTURE Descriptive term which defines the general air situation ("MAGIC, PICTURE" - "PICTURE CLARA north").
PIGEONS____ Heading and distance to base (or specified destination). Heading is to be suffixed True or Magnetic.
PINCE / PINCER Threat manoeuvring for a bracket attack.
PINNACLE Emission believed to come from a platform assumed friendly.
PITBULL 1. Formative call that the AIM-120 is at MPRF active range.

2. AIM-54 at active range.

PITCH Broad pulse repetition rate in thousands of units, e.g., 1.5 is equivalent to 1,500.
PITCH (LEFT / RIGHT) / PITCHBACK Directive call for fighter or flight to execute a nose-high heading reversal.
PLANE GUARD Small combatant assigned to steam in wake of carrier conducting flight operations (Rescue Destroyer).
PLAYBOY Tactical air coordinator - Airborne.
PLAYBOY Tactical air coordinator - Airborne.
PLAYMATE Friendly ship, submarine or aircraft with which I am cooperating.
PLAYTIME Informative call indicating the amount of time an aircraft can remain in minutes before terminating present activity / RTB.
POGO

_____ POGO _____

Switch to communications channel number preceding POGO. If unable to establish communications, switch to channel number following POGO. If no channel number follows POGO, return to this channel.
POLAR BEAR (DIRECTION) Friendly aircraft has visual / contact on the friendly package and is joining.
POND Carry out jamming plan indicated or iaw previous orders.
POP Starting climb for Air to Ground attack.
POPEYE In clouds or area of reduced visibility.
POPUP Informative call: a contact that has suddenly appeared.
POPUP Informative call that a contact that has suddenly appeared.
POSIT Request for, or informative call describing fighters current position from a fixed reference point (i.e. CAP datum or Bullseye).
POSITIVE CONTROL The controlling unit is responsible for taking actions for collision avoidance, such as ordering the necessary alterations to heading, speed and altitude to maintain separation criteria.
POST ATTACK Magnetic course to fly after attack or completion of intercept is (three digit group).
POST HOLE Rapid descending spiral.
POWER Directive call to set the throttle(s) to an appropriate setting. In an A/A engagement, this may mean to reduce the throttles to idle to reduce the IR signature.
PRE-CONTACT POSITION Stabilized position behind the AAR equipment, to be achieved before being cleared to contact position.
PREP CHARLIE Carrier(s) addressed land aircraft when ready (Relay to aircraft when ready).
PRESS Directive call that a requested action is approved and will be supported.
PRINT(FRIENDLY / BANDIT) Valid Non-Cooperative Target Recognition (NCTR) reply.
PUMP Directive / descriptive call indicating the fighters are manoeuvring up to 180 degrees away from the threat with the intention of recommitting, depending on the tactical situation.
PUPPIES Emission control plan (Emcon plan) is modified as follows_____.
PURE Informative indicating pure pursuit is being used or directive to go pure pursuit.
PUSH (FREQ, CHANNEL, TAD) Directive call to switch to designated frequency, channel or TAD.
PUSHING Departing designated point.
PUSHING (GROUP / DESCRIPTION) Informative that said group(s) have turned cold and will continue to be monitored.
RACKET Intercepted electronic emission which has been assigned to a number of the trackblock.
RAMROD Offensive fighter sweep against HOSTILES.
RAT HOSTILE fighter.
RATFINK HOSTILE bomber.
RAVEN Airborne ECM operator.
RAYGUN(POS / HEADING / ALTITUDE) 1. Indicates a radar lock-on to unknown aircraft that is presumed to be a threat.

2. A request for a Buddy Spike reply from friendly aircraft meeting these parameters.

READINESS A two digit group denoting time (in minutes) required to get airborne.
READY CAP Fighter aircraft in condition of STANDBY.
RECCO Aircraft search units.
REDHEAD Pulsating red light.
REFERENCE (DIRECTION) Directive to assume stated heading.
RENO Indicates that more than one radar contact is observed, and the pilot is able to distinguish his assigned target.
RENT Report of characteristics of an intercepted signal.
RESCAP Rescue Combat Air Patrol. Provides protection to rescue vehicles from hostile forces during all phases of SAR.
RESET A call to re-establish to a prebriefed position or area of operation. For HVAA, normally used following a RETROGRADE, for fighters normally after an intercept.
RESUME Resume last patrol / station ordered.
RESUMED Emission resumed and is identified as previous intercept.
RETROGRADE Call to HVAA or other non-fighters to withdraw from present position or area of operation in response to a threat.
RETURNING Informative call indicating the fighters are returning to CAP given in bearing and range.
REVERT Resume search on the previously assigned intercept guard (watch).
RIDER A bogey that is complying with ACO / safe passage procedures.
RIFLE AGM-65 MAVERICK launch.
RIM CONTACT A contact which strikes the rim or periphery of the drogue.
RIPPLE Two or more munitions released or fired in close succession.
ROCKIES In Air / Sub cooperation, a procedure to provide A/C contact area approach assistance by a submarine.
ROLEX Informative / directive call indicating a time change in minutes from a given datum. The term "plus" will indicate later time and the term "minus" will indicate an earlier time ("Mission 4TK148, Rolex plus 2" means two minutes have been added to the datum times). Rolex calls refer always to the original given datum.
ROMAN CANDLE A nuclear missile is about to be exploded in the area indicated.
ROPE Illumination of an aircraft with an IR pointer.
RV Informative / descriptive call indicating a rendezvous point.
SADDLED Informative from wingman / element indicating the return to briefed formation position.
SAFE / HOT Select armament (safe / hot) or armament is safe / hot.
SALVO Am about to open fire. FRIENDLY unit(s) keep clear or get clear of indicated contact, HOSTILE or area (Direction of withdrawal may be indicated).
SAM (DIRECTION) Informative call indicating visual acquisition of a SAM or SAM launch ("Blue 3, SAM, right 4 o'clock").
SAME Informative reply indicating that the aircrew has the identical information as was just stated.
SANDWICHED A situation where an aircraft or element finds themselves between opposing aircraft or elements.
SAUNTER Fly at endurance.
SCAN Search sector indicated and report any contacts.
SCRAM 1. Directive call to cease the intercept and take immediate evasive action. Implies that the target aircraft is being engaged by SAMs or other AD fighters.

2. Friendly unit is in immediate danger. Withdraw / clear in the direction indicated for safety.

SCRAMBLE Take off as quickly as possible (usually followed by the appropriate instructions).
SCUD Any threat TBM.
SEARCHER Unit having intercept equipment without DF capability. All references to duffers are applicable to searchers within their capabilities.
SEPARATE Leaving a specific engagement; may or may not re-enter.
SET _____ A command to set (or have set) a particular speed. May be in knots / indicated or in Mach, depending upon the controlled aircraft expressed as follows: Knots indicated in three digits, i.e. THREE FIVE ZERO (350); Mach - two or three digits with the word POINT separating whole numbers from tenths and hundreds, i.e., ONE POINT ONE THREE (1.13) or POINT NINE THREE (.93).
SHACKLE One weave; a single crossing of flight paths; manoeuvre to adjust or regain formation parameters.
SHADOW 1. Follow indicated target.

2. The observation of an enemy unit or force, usually as a sequel to surveillance or reconnaissance, for the purpose of reporting its composition, location, movement and any other relevant information.

SHAKE OFF Take avoiding action against aircraft.
SHIFT Directive to shift laser illumination to a different target.
SHINING Inquisitive call indicating that a fighter is radar locked to a bogey - discriminator such as heading, Bullseye or angels may be necessary.
SHOOTER Aircraft designated to employ ordnance.
SHOTGUN Informative call indicating a prebriefed weapons state at which separation / bugout should begin.
SILENT Broadcast station is not transmitting. May also be used as an order and must be followed by a frequency or station designator. If possible it should be followed by an estimated time of return to the air.
SINGLE Descriptive call indicating one aircraft.
SKATE Informative / directive to execute launch and leave tactics.
SKIP IT Do not attack, cease attack, cease interception.
SKOSH Aircraft is out of / unable to employ active radar missiles.
SKYROCKET Am about to fire AA shells to burst at HOSTILE’s estimated altitude and direction to indicate his approach.
SLAM _________ A submarine in the process of missile launch has been detected. The position of the launch is to be given immediately after SLAM.
SLAMEYE________ A visual bearing of the missile, missile vapour track, or missile exhaust. The bearing of the launch from the reporting unit and the position of the reporting unit are given immediately after SLAMEYE.
SLAPSHOT (TYPE / BEARING) Directive for an aircraft to employ a range unknown HARM against a specified threat at the specified bearing.
SLICE / SLICEBACK Directive call to perform a high-G descending turn in the direction stated usually 180-degree turn.
SLINGSHOT Launch by catapult.
SLIPPING Informative or directive call indicating the attacker will attack the target at the alternate TOT.
SLOPE Pulse repetition rate in pulses per second.
SLOW Descriptive call indicating target ground speed of 200 knots to 400 knots. (NOTE: US interpretation is "target with ground speed £ 300 knots").
SMASH Directive to turn on / off anti collision lights.
SMOKE Smoke marker used to mark a position or datum.
SNAKE Directive call to oscillate an IR pointer about a target.
SNAP Directive call to turn to a direction / heading ("Red 1, snap 240 degrees").
SNEAKER An intelligence gathering vessel.
SNIFF Passive NCTR reply.
SNIPER Directive for an aircraft to employ a range-known HARM against a specified threat at the specified location.
SNOOZE Directive / informative indicating initiation of EMCON procedures.
SNOOZE Directive / informative indicating initiation of EMCON procedures.
SNOW Sweep jamming.
SOFT The probe has not fully engaged in the drogue.
SOLO Aircraft proceed on independent operations.
SORT Directive call to assign responsibility within a group; criteria can be met visually, electronically (radar), or both.
SORTED (BRA) Informative call indicating that the criteria have been met to ensure individual flight members have separate radar contacts.
SOUR Equipment indicated is not operating efficiently.
SPADES No IFF response.
SPARKLE Target marking by IR pointer. Target marking by gunship using incendiary rounds.
SPIKED (DIRECTION) Informative call of a RWR indication of a hostile AI radar lock-on ("Red 4, spiked, right 2 o'clock").
SPIN Directive / informative to execute a prebriefed timing / spacing manoeuvre.
SPITTER (DIRECTION) An aircraft that has departed from the engagement or is departing the engaged fighters targeting responsibility.
SPLASH(ED) 1. Informative call hostile aircraft shot down. Weapons impact (A/G) (A/A).

2. Causeway section has been launched from LST.

SPLIT 1. Request to engage a threat; visual will not be maintained; requires flight lead acknowledgment (air-to-air).

2. Directive to begin briefed manoeuvre / attack.

SPLITTING Contact is dividing.
SPOKE Bearing of a single jamming transmission is ___°T.
SPOKED The receiver has damaged the drogue.
SPOOFER A contact employing electronic or tactical deception measures.
SPOOFING Information that voice deception is being employed.
SPOT 1. Acquisition of laser designation.

2. Used in conjunction with pre-arranged code numbers designating spot frequencies to direct stations on to intercepted frequency with the use of UP and Down____ (MHz).

SPOT 1. Used in conjunction with pre-arranged code numbers designating spot frequencies to direct stations on to intercepted frequency with the use of Up and Down ____ (MHz).

 2. Acquisition of laser designation.

SPOTTED (IF ABLE DIRECTION AND RANGE) Informative call of a RWR indication of a hostile search radar.
SPY Intercepted electronic emission indicate the possible presence of a shadower.
SQUAWK CHARLIE Turn IFF, Mode CHARLIE on for altitude read out.
SQUAWK ECHO Operate (operating) "I"-band transponder in Echo Enhance Mode.
SQUAWK FOUR Turn mode 4 switch on.
SQUAWK IDENT Activate IFF transponder I/P switch.
SQUAWK LOW Turn IFF Master Control to the LOW sensitivity position.
SQUAWK MAYDAY Turn IFF Master Control to Emergency.
SQUAWK MIKE Place IFF switch to MIC. Make short radio transmission.
SQUAWK NORMAL Turn IFF Master Control to NORMAL.
SQUAWK STANDBY Turn IFF Master Control to STANDBY.
SQUAWK(ING) Operate IFF as indicated or IFF is operating as indicated. (e.g. squawk three code zero zero and ident).
STACK Two or more groups, contacts, or formations with a high or low altitude separation in relation to each other.
STATE Jamming state report.
STATE CHICKEN I am at a fuel state requiring recover, tanker service or diversion to an airfield.
STATE LAMB I do not have enough fuel for an intercept plus reserve for carrier recovery.
STATE TIGER I have sufficient fuel to complete my mission as assigned.
STATE TIGER SLOW I have sufficient fuel to complete a subsonic interception and return to base.
STATUS Pass tactical situation.
STEADY Am on prescribed heading, or straighten out immediately on present heading or heading indicated.
STEADY Directive call to stop oscillation of IR pointer.
STEER _______ Set magnetic heading indicated to reach me (or____).
STERN Request for or directive to intercept using stern geometry.
STINGER Formation of two or more aircraft with a single in trail.
STOP Stop IR illumination of a target.
STOP (ABORT CODE) STOP (ABORT CODE) STOP (ABORT CODE) FAC directs aircrew to abort the attack. This is a mandatory instruction.
STRANGER An unidentified contact not associated with action in progress. (Bearing, range and altitude relative to you).
STRANGLE Switch off equipment indicated.
STRANGLE SQUAWK FOUR Turn mode 4 switch off. Continue squawking other modes, as appropriate.
STREAM Dispensing of chaff:

Alfa - Solid

Bravo - Random intervals

Charlie - Bursts

STRIPPED Indicates an AC separated from it's element formation.
STROBE AI radar indications of noise radar jamming.
SUCAP Surveillance Combat Air Patrol.
SUGAR Surface to air missile (SAM) state report.
SUNRISE Informative call that C2 functions are available from GCI / AWACS (opposite of "MIDNIGHT").
SUPER Descriptive call indicating a speed of Mach 1 or greater. (NOTE: uses the word "fast").
SUPERDUFF SHFDF equipment or unit fitted with SHFDF equipment.
SWEET 1. Valid response to an administrative IFF check.

2. Equipment indicated is operating efficiently.

SWITCH 1. Order telling the designated ship or ships to cease general searching and shift to the frequency of the specified racket, whether or not the racket is within the DUFFER’s intercept search responsibility.

 2. Indicates an interceptor is changing from one aircraft to another.

SWITCH / SWITCHED 1. Indicates an interceptor is changing from one aircraft to another.

2. Order telling the designated ship or ships to cease general searching and shift to the frequency of the specified racket, whether or not the racket is within the Duffer’s intercept search responsibility.

TACTICAL Request / directive to switch to tactical control.
TAKE(ING) _____ WITH_____ Engage / am engaging target (indicated) with weapon (indicated).
TALLY Informative call of a sighting of a bogey or bandit.
TARCAP Target area Combat Air Patrol.
TARGET Directive call assigning targeting responsibilities ("Blue 3, target southern group" - "Blue 3").
TARGETED ( ) Group responsibility has been met.
TEN SECONDS Standby for LASER ON call in approximately ten seconds.
TERMINATE 1. Cease local engagement without affecting the overall exercise.

2. Stop laser illumination of a target.

TERMINATE 1. Cease local engagement without affecting the overall exercise.

2. Stop laser illumination of a target.

TERMINATE 1. Stop laser illumination of a target.

2. Cease local engagement without affecting the overall exercise.

THREAT Informative call of an untargeted bandit / bogey with prebriefed range / aspect of a friendly.
THROTTLES Reduction in power to decrease IR signature.
TIED Positive radar contact with element / aircraft.
TIED ON Number two or other formation aircraft has established contact on leader and will maintain appropriate position.
TIGER Enough fuel and ordnance to accept a commit.
TIMBER JTIDS equipment and net status. Will be used with SWEET / SOUR to indicate status of individual JTIDS users.
TIME CHECK Informative call to check / change IFF Code.
TOMCAT A surface picket or picket group which is responsible for early identification of FRIENDLY aircraft returning and for acting as reference point for such aircraft when they proceed through the AAW area.
TRACKING 1. Stabilized gun solution.

2. Continuous illumination of a target.

3. Contact heading.

TRACKING_____ SPEED_____ By my evaluation, contact is steering true course and flying at speed indicated.
TRACTORS Towing aircraft.
TRAILER Aircraft which are following and keeping a designated airborne contact under surveillance.
TRAILERS Descriptive call indicating additional bogeys / bandits following the mentioned contacts / group.
TRAILING Flying in contrails.
TRASHED Informative call: that missile has been defeated.
TRAVEL Change radar frequency.
TRAVELLER A SUSPECT surface track following a recognized traffic route.
TREMBLE Modulation / rate of conical scan in Hertz.
TROUT Take a DF bearing on transmission indicated.
TUCKER Main AA gun armament (3"/50 calibre USN).
TUMBLE-WEED Descriptive call that an aircrew has limited situational awareness, e.g., no tally and no visual. The aircrew needs information.
ULTRADUFF UHFDF equipment or unit fitted with UHFDF receiver.
UNABLE Cannot comply as requested or directed.
UNIFORM UHF / AM radio.
WALL Three or more groups, contacts, or formations line abreast or side-by-side.
WALTZ The unit(s) indicated commence parallel keying on current circuits(s) and ordered circuit(s). To be used with Dance or Kick for ordering Anti-jam counter-measure two.
VAMPIRE HOSTILE guided missile.
VAT "B" (SEE ALSO BOWWAVE) Short form weather report giving:  

V - Visibility in miles.

A - Amount of clouds in eights.

T - Height of cloud top in thousands of feet.

B - Height of cloud base in thousands of feet.

WATCHDOG A surface picket whose main task is AAW.
WATCHER Helicopter sub-control unit.
WAVE OFF Do not land. Further approach dangerous. Clear ship.
WEAPONS FREE Fire only at targets not identified as friendly in accordance with current ROE.
WEAPONS HOLD / SAFE Fire only in self defence or in response to a formal order.
WEAPONS TIGHT Fire only at targets positively identified as hostile in accordance with current ROE.
WEAPONS___-___ I have____ semi-active plus____ passive homing missiles remaining and gun ammunition is (PLUS, MINUS,

ZERO).

PLUS - Gun(s) fitted and sufficient ammunition for a

gun attack.

MINUS - Gun(s) fitted but not sufficient ammunition

for a gun attack.

ZERO - No gun(s) fitted. 

A fourth character can be given to indicate the number of front hemisphere capable missiles available. (e.g., an aircraft with a serviceable radar, loaded with 2 Sparrows, 2 Phoenix, 2 Sidewinder AIM9L, and fully loaded gun would report its state as "4-2-PLUS-6").

WEAVE Continuous crossing of flight paths.
VECTOR Alter heading to Magnetic heading indicated. (Use of true headings to be established before operation commences). Heading ordered must be in three digits; (for homing, use STEER).
VECTOR LEFT / RIGHT Alter course to left / right of present course.
WEEDS Indicates that aircraft are operating below 2,000 feet AGL.
VERY HIGH Descriptive call indicating target altitude above 50,000 feet MSL. (NOTE: US interpretation is "target altitude above 40,000 feet MSL").
VERY LOW Descriptive call indicating target altitude below 500 feet AGL. (NOTE: US does not use this word).
VERY SLOW Descriptive call indicating a target ground speed of less than 200 knots. (NOTE: US does not use this word).
WHAT LUCK Request for results of assigned mission or task.
WHAT STATE Request for armament or fuel status.
WHAT STATE Request for armament or fuel status.
WHAT STATE Report amount of fuel and missiles remaining. Ammunition and oxygen are reported only when specifically requested or critical (See STATE and WEAPONS for methodology).
WHAT WEAPONS Report number of semi-active and passive homing missiles / gun ammunition remaining (See WEAPONS for methodology).
WHAT’S UP Is anything the matter.
VIC Three groups / contacts / formations with the single closest in range and an element in trail.
VICTOR VHF / AM radio.
VICTORDUFF VHFDF equipment or unit fitted with VHFDF receiver.
WINCHESTER Informative call indicating the aircraft is out of ordnance.
VISUAL Informative call indicating sighting of a friendly aircraft.
VOICE The signal is to be retransmitted as soon as the aircraft is in UHF / VHF contact with it shore base or on operational point-to-point circuits as soon as possible after the aircraft has landed.
VOLCANO A guided missile signal.
WOODPECKER Close In Weapon System (CIWS).
WOOFER Off board active radar decoy.
WORDS Mission-pertinent information.
WORKING 1. SEAD aircraft is gathering EOB on a signal of interest. Generally followed by signal type, bearing and range if able.

2. A/A aircraft executing EID on a specific aircraft / group to obtain identification necessary for BVR employment (air).

3. I am working with another submarine.

XC Communication emission intercept.
XG Guided missile emission intercept.
XR Radar emission intercept.
XX Two-letter general type designator for "Racket".
YARDSTICK Directive to use A/A TACAN for ranging.
YOYO Subordinate element / AC cleared to strip in order to target separate group, but will not be supported by lead element / AC.
ZERO POSITION References position for navigational systems of tactical fighter aircraft.
ZIPLIP Directive call to minimize radio transmissions.
ZIPPO Alerts units that a missile attack is imminent or in progress. Suffix letters / numbers indicated the type of threat and reactions required.
ZIPPO LOOSE Cancels ZIPPO TIGHT.
ZIPPO TIGHT Inhibits all reactions to threats. ZIPPOs should not be called.
ZOMBIE A suspect air track conforming to ATC rules outside NATO airspace following a recognized traffic pattern.