| Acronym | Meaning |
| HVAP | High Velocity Armour Piercing (ammunition) |
| ESL | English As A Second Language |
| ASSC | Association For The Scientific Study Of Consciousness |
| AADC | Area Air Defence Commander |
| HE | Hebrew Language (ISO 639-1 Code) |
| OOO | Out Of The Office |
| CHF | Swiss Franc (ISO 4217 Currency Code) |
| FRO | Faroe Islands (ISO 3166 Trigram) |
| GFCI | Ground Fault Circuit Interruptor (aka GFI) |
| MMCM | Machinist's Mate |