Fake as fuck. Originating in the Northern Nevada area, used when a friend goes behind your back or goes around your words.
by JMoney420Baller August 10, 2017
Get the FAFmug. If you were in a dungeon and a faf girl walks in you'd be all like:
"wow that faf girl over there brightened my surroundings so much that I can now see the horrible gashes the guard put on my leg from my last flogging but like it doesn't matter cause that faf girl looks amazing"
"wow that faf girl over there brightened my surroundings so much that I can now see the horrible gashes the guard put on my leg from my last flogging but like it doesn't matter cause that faf girl looks amazing"
by samyouwell June 15, 2015
Get the fafmug. Pronounced "eff-ay-eff" or "faf".
An acronym for "fly as fuck".
Used to describe a person, place, or thing. i.e. nouns.
An acronym for "fly as fuck".
Used to describe a person, place, or thing. i.e. nouns.
by reallymanisthisnecessary March 16, 2011
Get the FAFmug. Stands for Fake Ass Friend. Used to call someone out for being fake, sketchy, unreliable, or flaking on something. Not as insulting as a fake ass bitch or a fake ass hoe, but a gender neutral way to describe your frustrations with a friend.
"I can't believe she ditched my birthday party to hang out with her ex. What a faf."
"He posted the group photo where she looked the ugliest. That was such a faf move."
"You're a faf for leaving without me."
"He posted the group photo where she looked the ugliest. That was such a faf move."
"You're a faf for leaving without me."
by definitelynotafaf May 10, 2020
Get the fafmug. "Filthy as Fuck." Expression is used when describing someone whose gross, repulsive, nasty, dirty, rachet; someone you wouldn't touch with a 10 foot pole.
" Ew better get away from him! I heard at the Delta Chi mixer he screwed half the sorority in the coat closet." (On and around your coat.) "That dude is FAF."
by Jennyfrdablock December 10, 2014
Get the FAFmug. 
