yargen blargen flargen is gibberish used just to fill some space. or it can be used in multiple kinds of spots.
mom: go do ur homework
me: yargen flargen blargen!

some assholish yard teacher: go put that away and line up!
me: yargen flargen blargen!
some assholish yard teacher: wat did u say?
me: go to hell bitch!

me walking down the street with some friends muttering yargen blargen flargen when i come near some random person.
by josh is awesometastic November 13, 2006
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