FNF
Fault Not Found - Term used by engineers to describe the outcome of testing something and not finding anything wrong.
When ringing back to base after testing a telephone line. "Yes that one is FNF"
by Slimeburger September 28, 2007
9 more definitions
Top Definition
fnf
First and Fifteen, Lupe Fiasco's record label. Named after the street corner he grew up on in Chicago.
Lupe Fiasco dropped that track on FNF radio.
by Jason Duong April 06, 2008
fnf
an abbreviation for first and fifteenth; the days when welfare checks are issued and therefore the days that hustlers and dealers make the most money. Also Lupe Fiasco's record label and catch phrase.
"I told you I would show up screaming out FNF"

-Emporer's Soundtrack
by Dr. Dredel outta l'ville December 15, 2009
fnf
fuck and forget
a: Dude... I am in love with girl
b: Fnf, that girl is not worth it
by fnfouce August 27, 2010
FNF
Fuck n Forget
Man you don't date that kind of woman, she's an FNF, you know, fuck and forget.
by kcoomac July 17, 2009
FnF
FuckiN Funny!! - Texting a reaction to something extremely funny; replacing the commonly used "LMAO"
"Omg so fnf!!" Or "ur too fnf!!"
by 2m's July 01, 2009
FNF
Acroynm for Fucking Fucked.
Past Tense - Dude your girlfriend missed her period. You are FNFed.
Present Tense - FNF! You missed your period?!?!?!
by Shotgun February 15, 2005

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