deriving from SNAFU (Situation Normal: All Fucked Up). When a girl accidentally enters a slutty situation.
I didn't intend on sleeping with him, it was a Slu-fu.
by Allgood20 March 3, 2008
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A slu, for shu. Self explanatory.
Wow, look that at that slu over yonder waiting in line at Studio. Shes a slu-fu-shu.
by Fra Fra Fra March 12, 2008
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