AAA
Anti-aircraft artillery

AATTV
Australian Army Training Team – Vietnam

Admin
Slang for administration

AHC
Assault Helicopter company

AHSC
Assault Helicopter Support Company

AK47
The standard semi-automatic rifle used by the North
Vietnamese Army and Viet Cong

Anzac Day
Australia’s national day to commemorate its war dead.
ANZAC is an acronym for Australian and New Zealand Army
corps

ARVN
Army of the Republic of Vietnam (South Vietnam)

Badcoe Club
An Australian recreation facility at Vung Tau. Named
after Captain Peter Badcoe, a posthumous Victoria Cross
winner who served with the AATTV

BEM
British Empire Medal

Berm
American slang for the perimeter earth wall and
bunker defenses which surrounded fire support bases and
other camps

Bushranger
RAAF UH-1H gunships. In the 1800s bushrangers were
bandits who roamed the Australian bush searching for
victims.

C&C
Command and control

C rations
Combat Rations

Canister
Fragmentation type of artillery round devastating in
effect against "soft" targets such as infantry moving in the
open

Charlie
Nickname for enemy troops and, in particular, the
Viet Cong. Also the nickname of the UH-1C Iroquois/Huey
helicopter

Chicken plate
Body armour worn by aircrew

Chinook
Twin rotor medium lift helicopter. Often used to
recover smaller helicopters such as the Huey

Chopper
Slang for helicopter

CO
Commanding Officer

Cobra
A purpose-built, two-seat armed attack helicopter

Connex
Trade name for a large type of metal shipping
container

C123
Provider. Twin-engined American transport aircraft

Delta
Usual form of reference for the Mekong Delta in
southern South Vietnam

DFC
Distinguished Flying Cross

D Model
An earlier and less powerful variant of the
Iroquois/Huey helicopter

DMZ
Demilitarised Zone – the border between North and
South Vietnam. Set on the 17

DSC
Distinguished Service Cross

DUST OFF
Acronym for "Dedicated Untiring Support To Our
Fighting Forces". A term used to describe the battlefield
evacuation of casualties by helicopter. The RAAF term for
such operations was CASEVAC (casualty evacuation)

Eagle flights
Small-scale helicopter operations used against
smaller sized or elusive enemy forces

EMU
Experimental Military Unit. Also the nick-name of the
135th AHC

FAA
Fleet Air Arm

Flak jacket
Bullet/shrapnel resistant sleeveless vest often worn
in conjunction with "chicken plate" body armour

Flareship
A fixed or rotary wing aircraft armed with flares and
used to provide battlefield illumination during night
operations

Flare
The manner in which helicopters raise their nose to
rapidly lose speed on landing

Free World Forces
Collective name for the various allied forces which
served in Vietnam

FSB
Fire Support Base. American, South Vietnamese or
Australian fortified camp containing artillery and a
protective force of infantry. An FSB’s role was to provide
"Friendly" forces within range of the FSB with artillery and
mortar fire.

F100
Super Sabre. Obsolete American jet fighter used in
the ground attack role during the Vietnam War

GCA
Ground Control Approach. A radar landing aid used to
assist aircraft in poor weather conditions

Glow-worm
Specially modified Huey helicopter fitted with a bank
of aircraft landing lights in one door. Used to provide
night-time battlefield illumination

Greens
Short for jungle greens, the standard Australian
forces combat uniform of the Vietnam era

Greyhounds
The name and mascot of the 222nd Assault
Helicopter Support Company

Ground fire
Gunfire directed at aircraft

Grunts
Slang for ground troops-particularly infantry

Guns
Slang for gunship

Gunship
Armed attack helicopter

Hash and trash
Slang for general support missions – delivering
freight, food, mail and other requirements to forward troops

Helo
Slang for helicopter

HMAS Albatross
The Australian navy Fleet Air Arm’s air station at
Nowra on the south coast of New south Wales

HMAS Melbourne
Her Majesty’s Australian Ship Melbourne – a light
fleet aircraft carrier equipped with jet fighters,
anti-submarine aircraft and helicopters, which was the
flagship of the RAN for many years

HMAS Sydney
Her Majesty’s Australian Ship Sydney – a converted
aircraft carrier used as a transport vessel during the
Vietnam War

HMAS Vengeance
Her Majesty’s Australian Ship Vengeance – a light
fleet carrier leased by the Australian navy from the British
during the mid-1950s

M16
Standard semi-automatic rifle issued to American
troops in Vietnam

H model
The main variant of the Huey helicopter used by the
135th AHC and 9 Squadron
in Vietnam

Hootch
American slang for tent or sleeping quarters

Hot refuel
The refueling of helicopters while their engines are
still running

Hot/cold LZ
Term used to describe enemy activity in a landing
zone. The LZ was ‘hot’ if the enemy were present and ‘cold’
if there was no enemy activity

Huey
Common name for the UH-1 Iroquois utility helicopter

HQ
Headquarters

IFR
Instrument Flight Rules

Incoming
Term used to describe the arrival of enemy artillery
fire

In country
Term used to refer to service within Vietnam

Infusees
Small groups of replacement personnel posted into a
unit on a regular basis to ensure that the unit’s personnel
do not all complete their tours of duty together, thereby
creating a severe experience drain

Iroquois
Official name of the UH-1 helicopter. More commonly
known by American forces as the Huey

Jungle penetrator
Device attached to the end of a helicopter winch
cable to enable the cable to penetrate thick jungle for the
insertion or extraction of troops

LZ
Helicopter landing zone (pronounced ell zee)

MEDIVAC
Medical Evacuation. An Australian term referring to
the evacuation or more seriously wounded casualties to
Australia, usually in specially rigged C130 Hercules
transport aircraft. Also used to describe the battlefield
evacuation of casualties by helicopter

MID
Mentioned in dispatches – a commendation for
meritorious service or bravery

MP
Military Police

NCO
Non-Commissioned Officer

Nomex
Trade name of a type of fire-resistant flying
clothing

Nowra
A naval Air Station on the south coast of New South
Wales, Australia. Known as HMAS Albatross, it is the home of
the RAN Fleet air arm

NVA
North Vietnamese Army

OIC
Officer In Charge

PSP
Perforated Steel Plate – a form of metal matting
which can be rapidly laid to form runways and hard standing
areas

PX
Post Exchange. A US forces shop providing consumer
and services at a heavily discounted rate to service
personnel

Qual
Slang for qualification

RAN
Royal Australian Navy

RANHFV
Royal Australian Navy Helicopter Flight – Vietnam

RAAF
Royal Australian Air force

Rangers
South Vietnamese Special Forces troops

RAR
Royal Australian Regiment. 1RAR was the 1st Battalion
of the Royal Australian Regiment, 2RAR the 2nd Battalion
etc.

Rating
A naval non-commissioned sailor

Regional/Popular Forces
South Vietnamese troops differing in role and
training from the ARVN. Regional Forces (RF) came under the
direct control of a province chief and usually only operated
within that province. They were equipped and trained to a
lower standard than the ARVN. Popular Forces (PF) were armed
villagers trained to defend their hamlets from small-scale
Viet Cong attacks

RNZAF
Royal New Zealand Air Force

Rotor wash
Down blast from a helicopter’s main rotor

RPG
Rocket Projectile Grenade. More commonly but
incorrectly known as a Rocket Propelled Grenade, a highly
effective explosive weapon carried by the Viet Minh and Viet
Cong

Saigon
Capital of the Republic of Vietnam. Now Ho Chi Minh
City

SAS
Special Air Service – Australian Special Forces
troops highly skilled on reconnaissance and deep jungle
penetration operations

Scrounger
One who is adept at acquiring hard-to-get equipment
and materials for one’s unit by any means – legal or
otherwise – possible

Seabee
US Navy Construction Battalion troops

SEAL
Sea, Air, and Land Team. US Navy Special Forces
personnel

Ship
American slang for helicopter/aircraft

Slick
Lightly armed troop-carrying helicopter

Spider hole
Concealed one-man defensive positions dug into the
ground, which often had a concrete lid on top enabling the
occupant to suddenly appear, fire at targets, and disappear
before return fire could be aimed at them.

Tan Son Nhut
Saigon’s international airport. For many years during
the Vietnam War it was reputed to be the busiest airport in
the world

Taipan
Call sign for the 135th AHC’s
Gunship Platoon

Tet
Vietnamese lunar New Year

USA
United State Army

USAF
United States Air Force

VB
Victoria Bitter – a popular brand of Australian beer

VC
Viet Cong – South Vietnamese based and recruited
communist insurgent force

Vietnamisation
A term used to describe the transfer o combat
responsibilities form ‘Free World’ forces to the South
Vietnamese

Viet Minh
North Vietnamese Regular Army

VIP
Very Important Person

VNAF
(South) Vietnam Air Force

XO
Executive Officer. The second-in-command of United
States Army units such as assault helicopter companies

1ATF
1st Australian
Task Force – the major Australian military force operating
in Vietnam

1AFH
1st Australian
Field Hospital

100 knot tape
Also known as 100 mile per hour or instant airframe
tape in Australian use. It was a green material-based tape
of extreme durability and strength used to patch bullet
holes and other minor structural damage prior to more
permanent repairs being effected.