| F2F |
Face to Face |
| FAO |
For Attention Of |
| FAQ |
Frequently Asked Questions |
| FC |
Fingers Crossed |
| FEIYD |
ForEver In Your Debt |
| FFS |
For F's Sake |
| FISH |
First In, Still Here |
| FITB |
Fill In The Blank_________ |
| FNAR |
For No Apparent Reason |
| FNAR |
(expression used to indicate a double entendre) |
| FOAD |
F*** Off And Die |
| FOAF |
Friend Of A Friend |
| FOC |
Free Of Charge |
| FOFL |
Falling On Floor Laughing |
| FOS |
Full Of S*** |
| FOTCL |
Falling Off The Chair Laughing |
| FOTW |
Flame Of The Week |
| FR |
For Real |
| FTBOMH |
From The Bottom Of My Heart |
| FTF |
Face To Face |
| FTL |
Follow The Link |
| FTTT |
From Time To Time |
| FTW |
F*** The World |
| FUBAR |
F'd Up Beyond All Recognition /Repair |
| FUD |
(spreading) Fear, Uncertainty, and Disinformation |
| FWIW |
For What It's Worth |
| FX |
Effects |
| FYA |
For Your Amusement |
| FYE |
For Your Entertainment |
| FYEO |
For Your Eyes Only |
| FYI |
For Your Information |
