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1 definition by Seph Exo

 
1.
A popped collar. This gives off a clear signal that whoever is waving said doucheflag is, in fact, a douche.

Men who fly the doucheflag are often known to wear colorful plaid shorts and sport their favorite pair of Crocs.
John: Dude, Tommy should take down that doucheflag or nobody is ever going to talk to him.

Derek: Fo' sho'. He's such a douche.
by Seph Exo August 27, 2009