| Acronym | Definition |
|---|
| FFL | Federal Firearms License |
| FFL | Forces Françaises Libres (French: Free French Forces) |
| FFL | Fantasy Football League |
| FFL | Fifo Flush |
| FFL | Fast File |
| FFL | Food For Life (vegan/vegetarian food relief organization) |
| FFL | Flat Fluorescent Lamp |
| FFL | Federal Firearms Licensees |
| FFL | Feminists for Life of America (Alexandria, VA) |
| FFL | French Foreign Legion |
| FFL | Film Fund Luxembourg (audiovisual productions) |
| FFL | Fédération Française de Lutte (French: French Wrestling Federation) |
| FFL | Films for Learning |
| FFL | Finished Floor Level (architectural notation) |
| FFL | Full Funding Limitation (accounting) |
| FFL | Friend for Life |
| FFL | Final Fantasy Legend (video game) |
| FFL | Fédération Française du Lipizzan (French: French Arabian Horse Federation) |
| FFL | Light Frigate |
| FFL | Florida Forensic League |
| FFL | Flexible Fiberoptic Laryngoscopy |
| FFL | Fuel Fabrication Laboratory |
| FFL | Full Frontal Lobotomy (band) |
| FFL | Foo for Life |
| FFL | Frech Foreign Legion |
| FFL | Freshly Fallen Leaves (soil science) |
| FFL | Failed Fuel Location |
| FFL | Friday Fun Lunch |
| FFL | Forward of Friendly Lines (US Army) |
| FFL | Fixed Floor Level (architecture/building) |
| FFL | Fat Frank Lampard (football) |