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6. FMF
Short for filthy mother fucker. Usually used to express disgust towards a person. Pronounced: Eff-emm-eff
Guy 1: Hey did you do rigorous activities this weekend?
Guy 2: FMF.
1. FMF
Fuck my Friends.
Someone who has completely distanced himself from his friends, becoming someone who no longer has any. For whatever reason, he/she has decided to fuck having/talking to their friends, hence the term, Fuck my Friends.
Dude what the fuck is wrong with Kyle?
Lol damn, I guess Kyle is going FMF
2. FMF
"3 way" consisting of 2 females & 1 male
My girl brought her girl over last night and we had a FMF... my dick is raw today!
3. FMF
Fuck My Face
Very much like FML said in the same context.. but FMF..

So instead of saying FML, say FMF
4. FMF
fuck my fingers.
exclaimed or said after making many typos/errors in a row.
"yeah, he has a vagnia."
"*vaginia"
"*vaginia"
"*vagina"
"fmf!"
5. FMF
Fuck My Face - Commonly used on Craigslist
OMG he is so hot he can FMF.
7. FMF
Foine mother fucker

( A code name used to point out a hot guy to your friends )
Ay, look at that FMF across the street!

Sally: FMF?
Debbie: Nah, look at those moobs he has.

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