| Abbreviation | Definition |
|---|---|
| FPS | For Pete's Sake |
| FQ | Fairly Quick |
| FQ | Frequent Question |
| FQA | Facts, Questions, and Answers |
| FQA | Frequently Questioned Answers |
| FR | For Real |
| FR | For Reply |
| FR | Friend Request |
| FRC | Flamingo Reseller Convention |
| FRC | Funky Radically Cool |
| FRED | F***ing Ridiculous Electronic Device |
| FRED | Funky Robotic Electronic Device |
| FRFR | For Real For Real |
| FRIT | Frittering |
| FRL | For Real Laugh |
| FRM | From |
| FRN | For Right Now |
| FROG | Furnaced Room Over Garage |
| FROK | First Run Okay |
| FRS | For Restless Sleepers |