| Acronym | Meaning |
| TGIF | Thank God It's Friday |
| AHPCRC | Army High Performance Computing Research Center |
| BBSRC | U.K. Biotechnology And Biological Sciences Research Council |
| PKM | Pulemet Kalashnikova Modernizirovanniy (Russian ??? ??????? ??????????? ????????????????? |
| HMS | Helmet-mounted Display - Her Majesty's Ship (Royal Navy) |
| PWR | Pressurized Water Reactor |
| COE | Cab Over Engine (see Truck) - Common Operating Environment (military) |
| IMBD | International Migratory Bird Day |
| STFU | Shut The Fuck Up |
| AVGP | Armoured Vehicle |