FNF

Fuck Night Fridays

Male 1: "you wanna go get laid tonight?"
Male 2: "hell yeah nigga, it's FNF

by FNF Snapchat August 11, 2018

fnf

flights not feelings

Definition:
me: he cheated on me but it’s okay! bc I catch flights not feelings

friend: periodddddddd
fnf means flights not feelings 😎

by slatcity October 12, 2019

FnF

Short for fuck and flee

When your partner has sex with you then leaves very shortly after.

Dude last night my partner fnfed me

by Samdroid August 13, 2020

FNF

when you are too lazy to type Friday night funking, idk its a rhythm game? it got popular, idk why but cool

ive never played FNF

by someone else thats not u March 1, 2021

FNF

FNF - Finish Nutting First

A new text shortcut you can send to your friends to say you won’t be long, but you must orgasm before joining them.

“I want to play too, just let me FNF.”
“Lets FNF before we watch that show on Netflix.”

by Wonderlantis May 12, 2021

fnf

An abbreviation of Friday Night Funkin', basically a newgrounds.com version of osu! mania where you "rap" against a kid with a gun, an attractive dad and mom and two spooky friends

"hey man wanna play some fnf" "Nah sry it's too hard for me"

by meredith2021girl May 25, 2021

fnf

friends and family payment method on paypal

send the money via fnf

by Tp for sex September 11, 2021