| F |
Female |
| F2F |
Face to face |
| FAAK |
Falling asleep at keyboard |
| FAQ |
Frequently asked questions |
| FAWC |
For anyone who cares |
| FBI |
Freaking brilliant idea |
| FBI |
Federal Bureau of Investigation |
| FBOW |
For better or worse |
| FC |
Fingers crossed |
| FCFS |
First come first served |
| FCOL |
For crying out loud |
| FE |
Fatal error |
| FF |
Friends forever |
| FFA |
Free for all |
| FFOD |
Fist full of dollars |
| FIFO |
First in first out |
| FITB |
Fill in the blanks |
| FOAF |
Friend of a friend |
| FOC |
Free of charge |
| FOFL |
Falling on the floor laughing |
| FOGC |
Fear of getting caught |
| FOMC |
Fell off my chair |
| FOMCL |
Fell of my chair laughing |
| FONE |
Phony |
| FORD |
Fix or repair daily |
| FOS |
Full of ---- |
| FS |
For sale |
| FSBO |
For sale by owner |
| FSR |
For some reason |
| FT |
Full time |
| FT |
Full term |
| FTASB |
Faster than a speeding bullet |
| FTBOMH |
From the bottom of my heart |
| FTE |
Full time employee |
| FTF |
Face to face |
| FTTB |
For the time being |
| FW |
Forward |
| FWB |
Friends with benefits |
| FWD |
Forward |
| FWIW |
For what it's worth |
| FWM |
Fine with me |
| FYA |
For your amusement |
| FYEO |
For your eyes only |
| FYF |
From your friend |
| FYH |
Follow your heart |
| FYI |
For your information |
| FYM |
For your misinformation |
