| Acronym | Meaning |
| USD(A&T) | (U.S.) Under-Secretary Of Defense (Acquisition And Technology) |
| DJF | Djibouti Franc (ISO 4217 Currency Code) |
| USAPATRIOT | Uniting And Strengthening America By Providing Appropriate Tools Required To Intercept And Obstruct Terrorism |
| FY | Fiscal Year -Former Yugoslav Republic Of Macedonia (NATO Country Code) |
| AWW | Above Water Warfare |
| FCO | UK Foreign And Commonwealth Office |
| TL | Team Leader -Teralitre - Timor-Leste (ISO 3166 Digram) -ThermoLuminescence |
| GE | Germanium |
| GP | General Practitioner - General Purpose - Grand Prix -Guadeloupe (ISO 3166 Digram; FIPS 10-4 Territory Code) |
| TWIP | Take What Insurance Pays - When A Surgeon Agrees To Accept A Lower Payment Than He Ordinarily Would For A Procedure And Not Charge The Patient The Difference |