| Abbreviation |
Meaning |
| f | Female |
| F/F | Face to face |
| F2F | Face to face |
| F2P | Free to play |
| F2T | Free to talk |
| f9 | Fine |
| fab | Fabulous |
| Facepalm | To place the palm of your hand on your face |
| FAF | Funny as fluff |
| FAH | Funny as heck |
| Fail | Failure |
| Fanboy | Big fan |
| FAQ | Frequently Asked Questions |
| farming | Earning experience and items |
| fav | Favorite |
| fave | Favorite |
| favs | Favorites |
| FAWC | For anyone who cares |
| fb | Feedback |
| fb | Facebook |
| fbc | Facebook Chat |
| fbf | Facebook friend |
| FBM | Fine by me |
| fbo | Facebook official |
| FBOW | For better or worse |
| FBTW | Fine, be that way |
| FC | Fingers crossed |
| FCFS | First-come, first-served |
| FCOL | For crying out loud |
| feat | Featuring |
| feds | Federal agents |
| fella | Fellow person |
| FF | Freeze frame |
| FF | Flying Fadoodle |
| FF | Final Fantasy |
| FF | Faerie fire |
| FF | Fast forward |
| FF | Focus fire |
| FF5 | Family Force 5 |
| FFA | Free for all |
| FFDP | Five Finger Death Punch |
| FFE | Forge fast expand |
| FFF | Fight for first |
| FFS | For f***'s sake |
| FFWE | Finds fault with everything |
| FGS | For goodness sake |
| FH | F***ing Heck |
| FH | Future husband |
| FICCL | Frankly, I couldn't care less |
| FIFO | First in, first out |
| FIL | Father-in-law |
| Finna | Fixing to |
| FISH | First in still here |
| FITB | Fill in the blanks |
| FLA | Four letter acronym |
| FMI | For more information |
| FMJ | Full metal jacket |
| FML | F*** my life |
| fn | Fine |
| FNB | Football and beer |
| FNG | Flippin' new guy |
| FO | Far out |
| FO | Freaking out |
| FOAF | Friend of a friend |
| FOB | Fresh off the boat |
| FOC | Free of charge |
| FOCL | Falling off the chair laughing |
| FOFL | Falling on the floor laughing |
| FOFLMAO | Falling on the floor laughing my a** off |
| FOMO | Fear of missing out |
| FOOMCL | Falling out of my chair laughing |
| FORD | Flipped Over and Rebuilt Dodge |
| FORD | Found on road dead |
| FORGIVE | Faith, Obedience, Righteousness, Grace, Inheritance, Victory, Edify |
| FOS | Freedom of speech |
| FOS | Feat of strength |
| FOS | Figure of speech |
| FOTCL | Falling off the chair laughing |
| FOTD | Face of the day |
| FOTFL | Falling on the floor laughing |
| FOTFLMAO | Falling on the floor laughing my a** off |
| FOTFLOL | Falling on the floor, laughing out loud |
| FOUO | For official use only |
| Fox | Attractive woman |
| FP | Flight point |
| FPS | First-person shooter |
| FPS | Frames per second |
| frag | Player kill |
| Frealz | For real |
| Freebie | Free item |
| frnd | Friend |
| FS | For sale |
| FSR | For some reason |
| FTBOMH | From the bottom of my heart |
| FTEL | For the epic loss |
| FTEW | For the epic win |
| FTF | Face to face |
| FTFOI | For the fun of it |
| FTFY | Fixed that for you |
| FTG | For the group |
| FTK | For the kill |
| FTL | For the loss |
| FTMFW | For the mother f***ing win |
| FTMP | For the most part |
| FTP | File transfer protocol |
| ftr | After |
| FTR | For the record |
| FTTB | For the time being |
| FTTT | From time to time |
| FTW | For the win |
| FU | F*** you |
| FU | Fully understood |
| FUBAR | Fouled up beyond all recognition |
| FUCT | Failed under continuous testing |
| FUD | Fear, uncertainty, and doubt |
| FUM | Fouled up mess |
| FUSIT | Fouled up situation |
| FUT | Follow up to |
| FVF | Final value fee |
| FW | Future wife |
| fw | Freeware |
| fwd | Forward |
| FWIW | For what it's worth |
| FWM | Fine with me |
| FYA | For your amusement |
| FYE | For your entertainment |
| FYEO | For your eyes only |
| FYF | From your friend |
| FYI | For your information |
| FYKI | For your kind information |
| FYL | F*** your life |
| FYM | For your misinformation |
