1 definition by Jafar6Kumar
Getting a blowjob while taking a huge shit. Derived from combining the first to letters of blowjob to the word pumpkin (the size of the shit taken).
Guy 1: Hey, you hear what happened to Marty after Prom?
Guy 2: Yeah! He went to the bathroom and got a blumpkin from his girlfriend.
Guy 2: Yeah! He went to the bathroom and got a blumpkin from his girlfriend.
by Jafar6Kumar April 18, 2009