| Abbreviation | Definition |
|---|---|
| FAST | Fans Against Scalping Tickets |
| FAST | Father And Son Team |
| FAST | Fear, Adrenaline, Stress, Training |
| FAST | Flexibility Agility And Strength Training |
| FAST | Focused Accelerated Sport Transition |
| FAST | Functional Agility Speed And Technique |
| FAST | Functional Agility Strength Training |
| FB | Fenerbahce |
| FB | Final Bout |
| FB | First Base |
| FB | Fly Ball |
| FB | Foot Ball |
| FBB | Female Body Builder |
| FBE | Full Body Explosion |
| FBI | Female Body Inspector |
| FBI | Fish Based Interface |
| FBI | Fundamentalistic Bikers, Inc. |
| FBL | Fantasy Bowling League |
| FBL | Filipino Basketball League |
| FBM | Freestyle Bike Manuevers |