Colonial Marines has a variety of slang used. This is an uncompleted compilation of slang that can be found used on the server.
- CO = Commanding Officer/Commander
- XO/ExO = Executive Officer
- BO = Bridge Officer
- RO = Requisitions Officer
- MP = Military Police
- SL = Squad Leader
- Tricord = Tricordrazine
- Frag = Fragmentation grenade
- WY = Weyland-Yutani
- OOC = Out of character
- IC = In character
- Polyacid = Polytrinic Acid
- FOB = Forward Operating Base
- Borg = Cyborg
- LZ = Landing zone
- SSD = Space Sleep Disorder
- CL = Corporate Liasion
- FF = Friendly Fire
- LoF = Lane of Fire
- Phoron = Plasma
- LoS = Lane of Sight