see STFU - homonym for STFU (shut the fuck up)
stifoo u friggin noob
by stupdworld September 10, 2003
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the phonetic prononciation of "stfu," or "shut the fuck up."
Guy 1: "Hey man, Justion Bieber is an awesome singer!"
Guy 2: "Dude, what are you talking about??? Stifoo!"
by IAmAJoo July 6, 2011
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