| Abbreviation | Definition |
|---|---|
| FAE | Fuel Air Explosion |
| FAE | Fuel Air Explosive |
| FAF | Female Armed Forces |
| FAF | Fire And Forget |
| FAFDOPS | Field Artillery Fire Direction Operations |
| FAFL | Forces aériennes françaises libres |
| FAG | Fast Action Gun |
| FAG | Forward Area Guy |
| FAG | Frequency Allocation Group |
| FAG | Fuerza Aérea Guatemalteca |
| FAGR | Fernaufklärungsgruppe |
| FAHW | Future Attack Helicopter Weapon |
| FAIO | Field Army Issuing Office |
| FAIO | Field Artillery Intelligence Officer |
| FAIR | Fly Along Infrared |
| FAL | Fusil Automatique Legere |
| FALD | Field Administration and Logistics Division |
| FALOP | Forward Area Limited Observing Program |
| FALP | Frequency Agile Laser Protection |
| FALT | FADAC Automatic Logic Tester |