'16, M-16 - standard military rifle 122 - enemy weapon, 122 mm rocket 123, C-123 - two engine cargo aircraft 130, C-130 - four engine cargo aircraft 20, 20 mm - mini-canon used on aircraft .22 - 22 caliber weapon - light pistol 203, M-203 - 40 mm grenade launcher mounted under a rifle barrel .45 - 45 caliber pistol 4.2 - "four deuce", 4.2 inch mortar .50 - 50 caliber machine gun .51 - enemy weapon, 51 caliber machine gun '60, M-60 - 7.62 mm machine gun 7.62 mini - 7.62 mm mini-gun 80 - 80 mm mortar AA - anti-aircraft AK, AK-47 - enemy weapon, standard Warsaw Pact rifle AO - acronym, Area of Operations Arclight - B-52 strike ARvn - acronym, Army of the Republic of Viet Nam BDA - acronym, Bomb Damage Assessment Berm - a defensive wall of earth Bird - an aircraft, usually a helicopter Black Bird - USAF aircraft for special operations, named for black paint job Bouncing betty - type of mine blown into the air before detonation to increase casualties Browning - a 9 mm pistol Bru - a tribe of Montagnards, q.v. Bunker - a protective shelter C & C - Command and Control, see "Special Project" CAR, CAR-15 - rifle, carbine version of the M-16 CCC, CCN, CCS - acronyms for military units, see "Special Project" Civvies - civilian attire Claymore - a directional mine Cobra - a military helicopter used as a gun platform Conex - metal military container, large. Cork - a drug to prevent defecation, used in the field with small teams Cover one's six - watch the rear Covey - the name of the USAF detachment that flew our radio coverage Crud, the - various fungi and rashes common to soldiers in warm climates DEROS - acronym, Date of Expected Return from Overseas Didi - Vietnamese, flee or leave rapidly E & E - acronym, Escape and Evasion Exfil - exfiltration, point of exit from AO FAC - acronym, Forward Air Controller Fast mover - a jet, usually an F-4 Firebase - a remote artillery position, usually quite isolated Fire fan - the field of fire of a larger gun or mortar First shirt - military slang for First Sergeant, usually the highest enlisted grade in a company FNG - acronym, Fucking New Guy Grease - slang, to kill Hillsboro - an air force command and control aircraft Hootch - see "Hootch" HQ - acronym, HeadQuarters IA - acronym, Immediate Action IG - acronym, Inspector General Insert - insertion, point of entrance into AO Intel - intelligence information Jarai - a tribe of Montagnards, q.v. K, klick - a kilometer, the U.S. military uses the metric system Khaki - a sandish color, used in uniforms KIA - acronym, Killed In Action LTC - rank, Lieutenant Colonel LZ - acronym, Landing Zone, a site for a helicopter to land LZ watcher - an enemy soldier assigned to guard and report on activities on an LZ Medivac - medical evacuation, of injured personnel Mess, messhall - a military dining facility MIA - acronym, Missing In Action Mike Force - an allied reaction team, usually larger than a company Mini-pounder - small radar transmitter user to mark locations on the ground for radar-carrying aircraft Montagnard - one of the indigenous hill people of Southeast Asia Moonbeam - nighttime name of Hillsboro, q.v. MOS - acronym, Military Occupational Specialty - one's job title MPC - acronym, Military Payment Certificate, used in lieu of cash MSG - rank, Master Sergeant NCO - acronym, Non-Commissioned Officer NVA - acronym, North Vietnamese Army O-2 - a light observation aircraft O2 and benedryl - oxygen and a strong antihistamine, for hangovers OAS - acronym, Organization of American States OFM(cap) - Catholic religious order, Order of Friars Minor (Capuchin) OP - acronym, Observation Post Otter - light observation aircraft, an O-1 P, piaster - monetary units of Rvn PH - acronym, Purple Heart, awarded for wounds received in action Phantom - air force fighter aircraft, the F-4 Point, point man - the soldier who walks first in formation and scouts the area ahead POW - acronym, Prisoner Of War Reckless - slang, a recoilless rifle, small artillery piece RON - acronym, Remain OverNight, a nighttime position RPD - enemy weapon, light squad machine gun RT - acronym, Recon Team RTO - acronym, Radio-Telephone Operator, the soldier who carries the radio Rvn - acronym, Republic of Viet Nam SEA - acronym, SouthEast Asia SF - acronym, Special Forces SFC - rank, Sergeant First Class SFTG - acronym, Special Forces Training Group SKS - enemy weapon, bolt action rifle Slick - troop transport helicopter, UH-1 Slow mover - propeller driven air force fighter aircraft Snake - slang, a Cobra helicopter SOG - acronym, Special Operations Group, see "Special Project" SOP - acronym, Standing Operating Procedures SSG - rank, Staff Sergeant Stabo rig - special web gear allowing the wearer to be picked up by the harness Straphang - operate with a team other than one's own Tail - the soldier who walks last in formation and covers the rear TOC - acronym, Tactical Operations Center TO&E, TOE - acronym, Table of Organization and Equipment, the way a military unit is organized Tracer - military round that leaves a visible trail as it travels Tri-border - that area of SEA around the point where Viet Nam, Cambodia and Laos meet V Corps - "Five Corps", see "Special Project" Ville - slang, village, particularly a Montagnard village Watcher - see LZ watcher White mouse - derogatory term for the national police of Rvn WP, willie pete - a white phosphorus round or grenade 'Yard - slang, Montagnard, q.v. Zero week - an unassigned first week before the commencement of a school, frequently spent on details