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(noun); shut the fuck up Used commonly in westlake village as StooFoo, which is created by Matt Cornelison
Girl: omgggg yourrr sooo hott
Matt: stfu, (said, stoofoo)
stfu by jamiedance94 April 11, 2010
omg, I thought it mean Stop Foo, haha, lol.
Actually means : Shut The Fuck Up
I was joking around on myspace and sent this guy 20 messages. He wrote back and said "STFU, I don't even talk to u!". I thought that meant "Stop Foo" hehe. I'm so stupid sometimes!
STFU by thenicegirl January 3, 2008
Bob: Look, stfu!
Steve: What's stfu?
Bob: It means seventeen thousand free unicorns.
Steve: Oh, okay.
stfu by therandomperson January 29, 2017
the acronym of what you say to someone who spells this out in a real life conversation and other overused acronyms like wtf rather than saying the real thing
fag: stfu (spells out stfu) I only kiss that other guy cause uh..it's my religion so wtf (spells out wtf) you talking about I'm not gay.

me: No YOU shut the fuck up you don't even know proper english AND you kissed a guy, fag.
stfu by tony_chen December 14, 2008
Sink The Fat U-Boats
none needed...i hope
STFU by matt March 27, 2004
n00b: i drank like 3 beers yesterday
1337 one: Wow, and that went well?
n00b: no of course not, i puked all over the place
1337 one: STFU
stfu by T|L|K April 28, 2004