stfuyfn 

shut the fuck up you fucking noob.

nub:can i have 1k?
nub:can i have 1k?
nub:can i have 1k?
you: stfuyfn

stfuyfn by troy328 March 5, 2008

STFUYFN 

Shut the fuck up you fucking nigger

Dude..just STFUYFN and Bite the CURB!!!

STFUYFN by phatmonkey November 30, 2003

stfuyfpos

This stands for 'shut the fuck up you fucking piece of shit'.
Most people use this word when they are angry or annoyed.

Girl: Omg, Stacy is having an awesome party tomorrow!!!! You have to come!!! There are going to be a lot of really cute guys there and a lot of food and we are all going to play spin the bottle and get locked up in a closet with the other person for 10 minutes!!!! Omg..... <Other girl interrupts her>
Girl #2: OMFG!!!!! JUST STFUYFPOS!!!!!! DAMN! YOU ARE SOOOOOO FUCKING ANNOYING!

stfuyfpos by MAMA123 June 5, 2010

stfuyfi 

stfuyfi means shut the fuck up you fucking idiot

girl1-you are a fucking idiot... eboni... eboniii

girl 2-stop talking idiot

girl 1- no eboni,eboni,eboni

girl 2-stfuyfi damn...

stfuyfi by XxiicookieziixX July 11, 2010

stfufn 

Another internet abbreviation standing for : shut the fuck up fucking noob

Mainly used in online games

noob - Help me help me help me
You - stfufn

stfufn by Diurn July 6, 2005

STFUYFAAFT 

Shut The Fuck Up You Fat Ass American Fuck-Tard

Bob- Haha, you accent's funny
Dion- STFUYFAAFT

STFUYFAAFT by BAMF :) December 11, 2010

stfuyf 

Shut the fuck up you fag

Donald, “I would lowkey suck your dick but like no homo tho”
Greg, “stfuyf”

stfuyf by Greg’s a bastard May 2, 2019