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Commonly Misplelled stfu
me - omg syfu
someone - omg whats syfu?
me - lmao stfu
by Falcone` October 04, 2005
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3
Abbr. of shut your fuck up.
A: We lose because of you.
B: Yee.
A: syfu!
by yuihinisme November 20, 2015
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