STFU

a widely-used acronym for "shut the fuck up"

Have a nice cold glass of shut the fuck up!

by Phishr August 12, 2005

stfu

Shut The Fuck Up Commonly Used Online Or In Games Online

"Dude that's annoying as hell STFU"

by Tha Blasta May 18, 2003

STFU

start the fun unicorns

dude, just stfu.

by sarahpenaliesss February 11, 2010

stfu

shut the fuck up

I said STFU You Ass-Rammers.

by mebhoopz September 30, 2006

STFU

What you tell your boss when he asks the same damn question that you have answered at least 10 times that day!

read the damn memo and STFU Rob!

by The Angry Worker Ant April 14, 2009

STFU

St. Fu, Patron Saint of Ninjas

Before the Battle of Hu Lao Gate, Many Ninjas prayed to STFU for victory

by Lt. Handjob September 24, 2005

STFU

An acronym for Shut The Fuck Up. The illiterate mass that uses this seems to conveniently fail to realize that acronyms do not include a "T" for the article "the".

"If you ain't got nothing nice to say, then STFU."

"That's a double-negative."

"Huh, why do you speak in gibberish?"

by Killa Clownz March 26, 2009