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U.S. Army acronyms and expressions

Official acronyms and initialisms
  • 5-Ton - Refers to any tactical truck with a cargo capacity of 5 tons.
  • AAM - Army Achievement Medal.
  • ACU - Advanced Combat Uniform.
  • AIT - Advanced Infantry Training; Advanced Individual Training (specialty training post-BCT).
  • ALICE - All-Purpose Lightweight Carrying Equipment.
  • AO - Area of Operations.
  • APC - Armored Personnel Carrier.
  • ARCAM - Army Reserve Component Achievement Medal.
  • ARCOM - ARmy COMmendation medal.
  • ASOC - Air Support Operations Center
  • AWOL - Absent With Out Leave (ie. not at one's place of duty, and not authorized to be absent)
  • BAH - Basic Allowance for Housing (formerly BAQ)
  • BAQ - Basic Allowance for Quarters
  • BCD - Bad Conduct Discharge (slang for Bad Conduct Discharge = Big Chicken Dinner)
  • BDU - Battle Dress Uniform
  • BCT - Basic Combat Training (familiarly: Basic Training or Basic), Brigade Combat Team
  • BDTD - Been There Done That
  • BX - Base eXchange: Air Force name for a PX (see below).
  • CIB - Combat Infantry Badge
  • CO - Commanding Officer (also: conscientious objector)
  • COB - Close Of Business - the end of the day or duty shift. Meaning; by the end of the duty day. Usage: "Get that to me by COB today!!!"
  • CONUS - CONtinental United States
  • CQ - Charge of Quarters, an overnight desk duty.
  • DA - Department of the Army
  • DCU - Desert Camouflage Uniform (not official)
  • DD or DoD - Department of Defense
  • DFAC - Dining Facility (Mess Hall or Cafeteria)
  • ETS - Expiration of Term of Service (scheduled date of separation from active duty).
  • FTX - Field Training Exercise.
  • HEMTT - Heavy Extended Mobility Tactical Truck.
  • HMMWV Humvee - High Mobility Multi-purpose Wheeled Vehicle
  • IG - Inspector General
  • IRR - Individual Ready Reserve
  • KIA - Killed in Action
  • LBV - Load Bearing Vest, for carrying ammunition, water, and other tactical loads while in the field, or during an assault
  • MEDEVAC - MEDical EVACuation to an aid station or field hospital, usu. by air ambulance
  • MIA - Missing in Action; missing in a battle situation, not known if alive or dead.
  • MLRS - Multiple Launch Rocket System
  • MOAB - officially, Massive Ordnance Air Blast (slang: mother of all bombs)
  • MOS - Military Occupational Specialty—formal job classification, usually expressed as a number or number/letter combination--e.g., 11B Infantryman.
  • MP - Military Police.
  • MRE - officially, Meal Ready to Eat; (slang: Meal Rejected/Refused by Ethiopians or: Meal Rejected by the Enemy)
  • NCO - Non-Commissioned Officer: an enlisted person with command responsibility over soldiers of lesser rank; a corporal (grade E4) or any grade of sergeant (grades E5 - E9); see also Specialist.
  • NBC - nuclear, biological, chemical
  • OCONUS - Outside CONtinental United States, includes Alaska and Hawaii
  • OCS - Officer Candidate School
  • OSUT - One Station Unit Training; combination of BCT and AIT where the soldier remains in the same unit for both training portions
  • PCS - Permanent Change of Station, reassignment, usually to a different duty station
  • PERSCOM - PERSonell COMmand, short for United States Army Personnel Command. Now known as HRC, or the Human Resources Command
  • PIR - Parachute Infantry Regiment.
  • PMCS - Preventive Maintenance, Checks and Services
  • POV - Privately-Owned Vehicle, a soldier's personal automobile.
  • POW - Prisoner of War
  • PT - Physical Training. Used in the plural (PT's), it refers to the PT Uniform.
  • PX - Post eXchange. A multipurpose store which usually includes a barber shop and a convenience store.
  • RPG - Rocket propelled grenade
  • ROTC - Reserve Officer Training Corps, often pronounced ("ROT-SEE")
  • STRAC - STRategic Army Command; STRAC units were those designated to be on high alert to move anywhere in 72 hours or less; as slang, tight, together, by the book
  • STX - Situational Training Exercise
  • TDY - Temporary Duty
  • UXO - UneXploded Ordnance
  • XO - Executive Officer (officer second-in-command to the CO)
  • V/R - Very Respectfully. The standard closure line on official mail/e-mail
  • ZI - Zone of Interior, the United States. See also CONUS, which is more commonly used

Slang acronyms
  • BCG - Birth Control Glasses. Refers to the standard issue eyeglasses, generally not known for being exceptionally stylish.
  • BOHICA - Bend over, here it comes again
  • FIGMO - Fuck It, Got My Orders (aka "Short-timer's Disease")
  • FNG - Fucking New Guy - soldier coming to a unit straight from AIT
  • FUBAR - Fucked Up Beyond All Recognition/Repair
  • KP - periodic one-day duty assignment for lower grade soldiers to do mess hall work, ranging from helping to prepare food to cleaning out the grease traps (literally "Kitchen Patrol" or "Kitchen Police").
  • LPCs - Leather Personnel Carriers, or combat boots. Generally used when describing a mode of travel (ie. "we'll be taking our LPCs over to the range")
  • PLF - Parachute Landing Fall. The act of absorbing parachute landing shock by successively laying down five bodily points of contact with the ground
  • REMF - Rear-Echelon Mother Fucker (ie. someone in the supply line who doesn't give a damn about how his actions mess up life for those at the sharp end)
  • ROAD - Retired On Active Duty (ie. "ROAD warrior)
  • SNAFU - Situation Normal, All Fucked Up
  • WOJG - Warrant Officer, Junior Grade. Informal reference to lowest grade of Warrant Officer (WO1). Also called "spot" or "crouton" because of the insignia of grade (a single black square on a silver bar).

Non-acronym slang and expressions
  • 11 body bag or 11 bullet catcher - pejorative term for MOS 11B, Infantry rifleman. Usually used by 11C's (mortarmen)
  • 4th point of contact - As in "you guys had better get off of your 4th points of contact ..." Reference to the buttocks, which impact the ground following the feet, calf, and thigh when properly executing a Parachute Landing Fall (see PLF, above). Term comes from Airborne units, but is understood by all
  • ... and a Wake-up - the day you leave an ongoing duty assignment; usu. in conjunction with leaving a combat zone or leaving the service. Used as a means of counting down to the transtition. For example, if today is Monday and you leave the service on Friday, if someone were to ask when you get out, the answer would be "three days and a wake-up." (Tuesday to Thursday, with Friday being "the wake-up")
  • Ate up - something that's messed up or not up to the standard.
  • Battle Rattle - Full combat gear.
  • Bird Colonel - a full colonel, from the eagle insignia of grade, to distinguish from the one-grade-lower Lieutenant Colonel, whose insignia is a silver leaf. Also known as a "Full Bird" Colonel, or simply, a "Full Bull."
  • Blast - a parachute jump. First parachute jump after Parachutist (Jump) School, i.e the sixth parachute jump, is a "Cherry Blast." A person qualified to wear the Master Parachutist Badge is a "Master Blaster." "Hollywood Blast" is a parachute jump, usually done simply for pay purposes, without all the emcumbering equipment necessary in real or simulated airborne assaults.
  • Blue Falcon - someone that screws others over for their own comfort or convenience. A more acceptable way of calling someone a "buddy fucker"
  • Bo-Koo - a lot (from French beaucoup)
  • Butter Bars - the insignia for a Second Lieutenant; from the appearance of the individual yellow bars on each shoulder or lapel.
  • Chief - unofficial form of address for any Warrant Officer (WO1 to CW5)
  • Chow - food, or "breakfast/lunch/dinner". Example: "Is it time for chow yet?"
  • Class A uniform - the dress uniform (jacket and tie) sometimes worn in office-type work, always when wearing a uniform on leave.
  • Dash Ten - an operator's manual for any piece of military equipment, vehicle or aircraft
  • Deuce - common utility truck (2-1/2 ton truck—from "deuce-and-a-half") Same as "six-by"
  • Digitals - the new ACU and MARPAT digitial camouflage uniforms, which consists of a pattern of pixelated squares
  • Enlisted personnel [man] [woman] - Generic term for anyone who is not a warrant officer or commissioned officer.
  • Fatigues - archaic term for the work/combat uniform
  • Fatigue Jacket - the shirt of the fatigue uniform. The outer jacket is called a Field Jacket.
  • First Lieutenant, Second Award - a Captain, so named because the insignia of grade consists of two parallel silver bars
  • Front-Leaning Rest - the push-up position
  • GI - Government Issue; originally used for government supplied equipment, often used by Soldiers to refer to themselves.
  • Gig line - a straight line on fatigues formed by the fatigue jacket (actually a shirt), the belt buckle, and the fly of the fatigue pants
  • Gore-Tex - the camouflaged, hooded outer jacket which has largely replaced the traditional field jacket, so named because of the material used in construction
  • Grade - pay grade of a soldier, currently E1-E9 for enlisted personnel, W1-W4 for warrant officers, O1-O10 for commissioned officers. Each grade may translate to several ranks; i.e., Grade E4 may be a corporal (command position) or specialist (non-command).
  • Grunt - an infantryman. Historically associated with the sound a Soldier makes when shouldering his field pack. Collectively, Grunts are often referred to as "Crunchies" or "Nugs"
  • High Speed - a squared-away and highly motivated soldier. Often used sarcastically when a Soldier is motivated but doesn't really know what he's doing. As in "Slow down High Speed." Often used in conjunction with "Low Drag," essentially meaning the same thing.
  • Klicks - kilometers; .6214 mi each
  • John Wayne - (1) the act of improperly wearing a helmet with the chinstrap unfastened, (2) a can opener
  • KEVLAR - the ground troops ballistic helmet, so named because it is made of Kevlar material
  • Leg - derogatory term used in Airborne units meaning a person or a military unit that is not qualified for parachute operations. The "sanctioned" term is NAP (Non-Airborne Personnel)
  • Lifer - Career military person.
  • Light Colonel - A Lieutenant Colonel; see Bird Colonel above.
  • Ma Deuce - the Browning .50 caliber machinegun, a staple of U.S. forces since WWII. Comes from the weapon's actual designation, the "M2."
  • Poge - pronounced with a long "o". Derogatory term - A Soldier who spends all his time back at camp and never on maneuvers. Variation: POG - Permanently On the Ground, used esp. by aviation personnel for those who do not fly
  • Pogey Bait - snack food
  • Quarters - (a) military family housing, or (b) doctor's direction to stay home from work, i.e. "he went to sick call and got quarters."
  • Rank - named title of soldier with a particular grade and responsibility, such as Private, Specialist, Staff Sergeant, Captain, etc. See also grade.
  • Real World - return to civilian life; or: return to USA from overseas
  • Recruit - new soldier in training; esp. basic training. Once the description of the lowest rank, which is now simply Private.
  • Short - soon to be released from service; usually 90 days or less (ie a 'two-digit midget')
  • Shower shoe - a Soldier who has just come to the forward unit from boot camp. Essentially the modern equivalent of "FNG/Fucking New Guy"
  • Side-Straddle Hop - jumping jacks
  • SOS - Shit On a Shingle. Creamed chipped beef on toast/biscuit; a breakfast staple
  • Top - First Sergeant
  • Trooper(s) - Used in lieu of "Soldier" when referring to Airborne Soldiers

Field Slang (esp. Iraq usage)
  • Blue Canoe - a portable (chemical) toilet
  • Down Range - physically in a combat zone
  • FOBbit - a soldier who doesn't leave the Forward Operating Base (var. of "Hobbit")
  • Hooch - soldier's dwelling in-country, from hut to barracks (originated in Vietnam)
  • Hajji - an Iraqi (Literally means a Muslim that has gone on the Haj but US Soldiers use it for all Iraqis in general)
  • In-Country - physically in a combat zone, see also "Down Range"
  • The Sand Box - Iraq, particularly the southern part
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