| Abbreviation | Definition |
|---|---|
| FR | Fast Recovery |
| FR | Formula Racing |
| FRAG | Free Range Action Gaming |
| FRED | Fencing Results And Events Database |
| FRMC | Free Riders Motorcycle Club |
| FROG | Finding Runners Out Of Groups |
| FromDownTown | A shot in basketball from the front court |
| FRP | Fantasy Role Playing |
| FRPA | Front Range Paddling Association |
| FRS | First Racing Start |
| FRS | Flight Recovery System |
| FRWYY | Flashing Light Rainbow Water YoYo |
| FS | Fantasy Schedule |
| FSA | Farmington Sports Arena |
| FSA | Flatland Ski Association |
| FSAG | Filipino Sports Association of Guam |
| FSAJ | Foreign Sportswriters Association of Japan |
| FSAL | Florida State Athletic League |
| FSAR | Flight Simulator Air Racing |
| FSC | Factor Score Coefficients |