STFU

The submission finishing move of John Cena. This hold is known in professional wrestling as the Stepover Toehold Sleeper (STS) and innovated by Masahiro Chono. The wrestler performs a stepover toehold and wraps his arm around the neck of the opponent as in a sleeper hold.

John Cena made Batista tap out when he applied the STFU.

by RGI December 27, 2008

STFU

As of August 13th, 2009: International Suit Up Day.

STFU stands for "Suit the fuck up." It should be said when someone is not legendary (i.e not wearing a suit.) Should be said to anyone not wearing a suit on International Suit Up Day.

Person A (Wearing a suit) walks up to Person B (not wearing a suit)

Person A: "Dude STFU"

by Syko/Aran August 13, 2009

STFU

Shave the furious Unicorn

Bill: STFU!

Jill: WHAT?!

Bill: *points to an angry unicorn* Shave it. It's furious

by MusicEmo June 16, 2010

STFU

Stuff That's Fun Usually.

Canned goods and hitting little kids is STFU.

by fruitsmakemehungry. August 21, 2009

STFU

Meaning: Shut The Fuck Up! used when instant messaging

Used in the IMing world: "You stupid bitch!....STFU"

by Kirsti... yo. May 2, 2006

STFU GTFO NOOB

Shut The Fuck Up,Get The Fuck Out Noob
Used to get someone out or stop talking

Eric: Hey guys do your math homewrok?
John: STFU GTFO NOOB!

by HackerHippo December 6, 2007

stfu bob

Stands for 'shut the fuck up robert'

Commonly used in Edinburgh

'STFU BOB!!'

by gohome July 29, 2008