| Acronym | Meaning |
| HMS | Helmet-mounted Display - Her Majesty's Ship (Royal Navy) |
| EKG | Electrocardiogram (from German Elektrokardiogramm) |
| MJ | Megajoule |
| SBCT | Stryker Brigade Combat Team |
| AEF | American Expeditionary Force |
| MRE | Meal Ready To Eat (U.S. Military Rations) |
| USJFCOM | United States Joint Forces Command |
| MASH | Mobile Army Surgical Hospital |
| NUL | Null Character (ASCII Code Of Control Character) - National Urban League |
| RCA | Radio Corporation Of America - Root Cause Analysis - Royal Canadian Artillery - Royal City Avenue (famous Entertainment Zone In Thailand) |