1. verb. A Dirty Coffee Filter is much like a teabag except that that when one is dunking the scrotum in ones mouth they either shit or wipe their dirty ass on the nose or face. Thus making the face look like dirty coffee grinds have been wiped on the face.

2. A teabag with fecal matter
I was going to teabag Kim last night, but I ate white castle and my ass just let go, and I dirty Coffee Filtered that bitch.
by Gags730 October 14, 2014
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