Top Definition
When a man is taking a shit in the toilet tank while a female is sitting on the bowl reverse cowgirl taking a shit and sucking his dick then once they are finished they preform a reverse 69 licking each others assholes clean.
Dude last night i got a kentucky upper decker double blumpkin, and my ass has never been cleaner.
by tootalljen89 June 03, 2011

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