| Abbreviation | Definition |
|---|---|
| FUE | First Unit Equipped |
| FUED | First Unit Equipped Date |
| FUIF | Fire Unit Integration Facility |
| FUIWSD | Fire Unit Integrated Weapon System Display |
| FUJIGMO | Forget You Jack, I Got My Orders |
| FUMA | Fork Union Military Academy |
| FUNA | Former Uganda National Army |
| FUNCPLAN | Functional Plan |
| FUNOPS | Functional Operational Testing |
| FUOPS | Future Operations |
| FUPP-D | Full-Up Power Pack -Diagnostics |
| FUR | Future Utility Rotorcraft |
| FURA | Forces United for Rapid Action |
| FUS | Facility Utilization Study |
| FUSA | First United States Army |
| FUSAG | First U S Army Group |
| FUSAG | First United States Army Group |
| FUSE | Further Underground Subsonic Experiments |
| FUT | First User Training |
| Fv | Aircraft Speed Correction Factor |