a family friendly term for WTF/WTH, usually used when something surprising or strange happens. Is also used in the same context as most "what the..." phrases.
Man 1: *pulls out a bag of dead cockroaches* guys. look at this!
Man 2: WHAT THE QUAN?!
Man 3: what the quan is 'what the quan'?
by antant August 22, 2009
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Used for when something unexpected or stupid happens, used like what the hell.
by TomahawkTy July 11, 2008
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similar to wtf. orignally used in the beginning of a sean kingston song.
guy: dude look at that girls getup

other guy: what the quan?
by lkaj;lkdja;lkdjl;ad May 22, 2009
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