The act of rubbing your hand on your balls,mainly after you've been sweating like crazy, then you rub your "flugen" on your friends mouth and face, and scream out what you've just done so everyone else knows why your friend is gagging.
Anthony: Hahaha the "FLUGEN SHMUGEN"!

Rob: Aaahhh! What the fuck! Thats fucked up man!

Anthony: (laughing*) How's that taste?

Rob: Ughh! Dam, kid get laid!
by FatKidsUSA January 25, 2011
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