| Acronym | Meaning |
| PA | Panama (ISO 3166 Digram) - Paraguay (FIPS 10-4 Country Code) -Partial Agonist -Pennsylvania (postal Symbol) - Petampere -PolyAmide (Nylon) - Prince Albert Piercing - Public Address (vocal Amplification System) - Public Affairs |
| BLT | Bacon Lettuce Tomato (sandwich) |
| KI | Kiribati (ISO 3166 Digram) |
| MOA | Museum Of Art (Brigham Young University) |
| FLTSATCOM | Fleet Satellite Communication System |
| OIC | Officer In Charge |
| DS | Dear Son (increasingly Prevalent On Social Mailing Lists |
| AICMFP | And I Claim My Five Pounds |
| WLN | Walloon Language (ISO 639-2 Code) |
| SIGINT | Signals Intelligence |