| Acronym | Meaning |
| ACTU | Australian Council Of Trade Unions |
| AP | Advanced Placement - Air Publication -Armed Forces Pacific (postal Symbol) -Associated Press - Auto Pilot |
| DRET | Defence Research Establishment Toronto (obsolete 2002) |
| FWIW | For What It's Worth |
| HDD | Hard Disk Drive - High-Density Disk |
| LAO | Lao Language (ISO 639-2 Code) |
| SOCOM | (U.S.) Special Operations Command |
| BSA | Birmingham Small Arms (motorcycles Company) - Boy Scouts Of America - Brigade Support Area |
| MRL | Multiple Rocket Launcher |
| RDA | Research |