| Abbreviation | Definition |
|---|---|
| FFC | Fellow Foolish Carrot |
| FFCC | Free Flyer Control Centre |
| FFFF | Ferrari Fans Fun Forecast |
| FFV | Final Fantasy 5 |
| FFW | Fun Ford Weekend |
| FGMF | Fixed Gear Mother F*** |
| FHS | Family History Society |
| FIA | Fed Internaionale de Auto |
| FIA | Ferrari International Association |
| FIAP | Federation of Inter-Asian Philately |
| FIBA | Fiji Islands Backpackers Association |
| FIM | Federation Internationale Motorcyclist |
| FIMC | Fire and Iron Motorcycle Club |
| FIMC | Frontliner IoN Messinger Club |
| FIMF | Federazione Italiana Modellisti Ferroviaro (Federation of Italian Railway Modellers) |
| FIMX | Fort Irwin Motocross Club |
| FITA | Federation Internationale de Tir a l'Arc |
| FLCL | Fooly Cooly |
| FLIRT | Free Living Intense Recreation Troupe |
| FMA | Full Metal Alchemist |