Shut The Fuck Up.

An acronym that will get you reported and punished in World of Warcraft, because Blizzard is fascist.
Nub Rogue in BG chat: OMGWTF YOU GUYS SUCK!
Annoyed Player: Dude, stfu and play.
by koalaroo February 29, 2008
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One would say it while losing an argument or after being insulted; usually used by french speaking canadians.

by oqk January 12, 2011
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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
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