From Colonial Marines Wiki

Colonial Marines has a variety of slang and acronyms used. This is an uncompleted compilation of slang that can be found used on the server.

All Marine Slang & acronyms

Slang Term: Meaning:
Alamo Almayer Dropship 1
AO Area of Operation
AWOL Away Without Official Leave = Desertion
Baldie/Crewie A Marine who's new to the game (new marine had the default bald hairstyle, now the default is crew cut)
BC Barrel Charger
BFA Burst Fire Adapter
BE Battlefield Execution = Executing someone without warning and providing a reason later after the execution.
Boot Rookie = A Marine who's new to the game
Cades Barricades.
CAS Close Air Support
CASEVAC Close Air Support and emergency Evacuation
CE Chief Engineer
CIC Combat Information Center = A place where the Command Staff is.
Civie Civilian or Colonist (it may be Survivor)
CL Corporate Liaison
CLF Colonial Liberation Front
CMO Chief Medical Officer
CMP Chief Military Police
CO Commander
CQC Close Quarters Combat
Cryo/Cryosleep A general SS13 term for Hypersleep.
CT Cargo Technician
Danger Close Friendly forces are within close proximity of the CAS or mortar target.
DNR Do not resuscitate = The player of a dead character has disconnected
Doc Doctor (it may be Squad Medic)
DS(1&2) Almayer Dropship
EB Extended Barrel
Engi/Engie Engineer
EORG End of Round Grief = Griefing at the end of the current round. This is a ban offense!
ERT Emergency Response Team
E Tool Entrenching Tool
FF Friendly Fire
FUBAR Fucked Up Beyond All Repair/Recovery/Recognition
FOB Field Operating Base
Frag (Fragmentation) Grenade
Flamer M240 Incinerator Unit or the M430-T Incinerator Unit
FM Fire Mission
Grunt Basic Soldier / Marine / Standard
Gyro Gyroscopic Stabilizer
HC High Command (admins)
HPR / LMG Heavy Pulse Rifle or the M41AE2
HQ Headquarters
IB Internal Bleeding/Iron Bears
Jamaican Predator
Jones The USS Almayer's cat. It is loosely inspired by the cat with the same name in Alien and Aliens.
KIA Killed In Action
KOS Kill On Sight
LOS Line of Sight / Lane of Sight
LOF Line of Fire
LZ(1&2) Landing Zone
Mag Magazine
Maint Maintenance Shaft
Mag/Mag Strap/Harness/MH Magnetic Harness
Medevac Medical Evacuation (via dropship)
MIA Missing In Action = Contact lost with the marine
MP Military Police
MR Medical Researcher
MSR Main Supply Road (e.g. Hydro road in LV-624)
MT Maintenance Technician
'Nade Grenade (Usually High Explosive Grenades)
Normandy Almayer Dropship 2
OB Orbital Beacon/Bombardment
OW Overwatch
OR/OT Operating Room/Operating Theater
Pajamarine Any marine who forgets to put on his or her uniform.
PMC Private Military Contractors
PO Pilot Officer
QF/QFA/Quickie Quickfire Adapter
QRF Quick Reaction Force
RC Recoil Compensator
Re Researcher
RDS Red Dot Sight
RO Requisitions Officer
ROE Rules of engagement
RTB Return to base
SADAR Shoulder-launched Active-homing Disposable Anti-tank Rocket. Or the former name of the M5 RPG.
SB Supply Beacon
SBR Station Bound Radio
SD Self-Destruct area at the rear of the ship on the upper level.
Sentry UA 571-C Automated Sentry Gun
SL Squad Leader
SG/Smartie Smartgun/Smartgunner
SO Staff Officer
Spec Specialist
SSD Space Sleep Disorder / Sudden Sleep Disorder = The player is away from the keyboard or closed his client and left the game.
TFORT/TF Table Fort in map LV-624
UPP Union of Progressive Peoples
V Grip/VG and A Grip/AG Vertical Grip and Angled Grip
W-Y / Wey-Yu Weyland-Yutani
WIA Wounded-in-Action
WO Whiskey Outpost/Warrant Officer
XO Executive Officer

All Medical Slang & acronyms

Slang Term: Meaning:
ABK Advanced Burn Kit
AFAK Advanced First Aid Kit
ATK Advanced Trauma Kit
Bicard/Bicar/Bicari Bicaridine
Chem Chemistry
Clonex Clonexadone
CPR Cardiopulmonary resuscitation
Cryo Cryo cells found in Medbay
Cryox Cryoxadone
Derm / Derma Dermaline
DAF/Dead dead Dead As Fuck, can't be revived (revive timer ran out/husk/decap/bursted)
Defib Emergency defibrillator
Dex Dexalin
Dex+ Dexalin +
DNR A tag worn by marines who don't want to be revived.
Dylo Dylovene
FAK First Aid Kit
Hyper Hyperzine
IB Internal bleeding
Imi Imidazoline
IMS Incision Management System
Inaprov Inaprovaline
Kelo Kelotane
KeloDerm Kelotane mixed with Dermaline
Medvendor / Wey-Yu Med WeylandMed Plus
OD Overdose
OR Operation room
Oxy / Ox Oxycodone
Peri Peridaxon
QC Quick Clot
Sitrep Situation Report
Tram Tramadol
Tricord Tricordrazine

Alien Slang & acronyms

Slang Term: Meaning:
Auto Spitter/Metal Spitter UA 571-C Automated Sentry Gun
Boom Rock M20 Claymore Mine
Boom Stick M40 HEDP Grenade
Boom Tube M5 RPG (formerly known as SADAR)
Fire Spitter M240 Incinerator Unit or the M430-T Incinerator Unit
Furry Hosts/Small Hosts/Smalls Monkeys / Farwas / Stoks / Neaeras
Glow sticks Flares
Headhunters/Headtakers Predators
Hosts Infectable entities
Long Spitter Sniper
(Beeping) Red Can (Fired) Orbital Beacon
Metal Bird Almayer Dropships
Queen Mother / Space Empress Admin
Skyfire Orbital Bombardment / Close Air Support
Tall Hosts/Talls Humans