| Abbreviation | Definition |
|---|---|
| F&F | Fire & Forget |
| F&OC | Full and Open Competition |
| F.O. | Flight Officer |
| F/AD | Force/activity Designator |
| F/I | Flame/Incendiary |
| F/L | Flight Leftenant |
| F/L | Flight Lieutenant |
| F/V | Fishing Vessel |
| F0 | AFATDS Workstation class computer unit (TCU or HCU) |
| F2A | Brewster Buffalo fighter, WW II |
| F2T2EA | Find, Fix, Track, Target, Engage, and Assess |
| F4F | Grumman Wildcat fighter, WW II |
| F6F | Grumman Hellcat fighter, WW II |
| FA | Family (Housing Unit, Dwelling) |
| FA | Feasibility Assessment |
| FA | Field Artillery |
| FA | Field Attachable |
| FA | Fighter Attack |
| FA | Firozpur Arsenal |
| FA | Force Analyzer |