Definitions by Gheyler and Tita

Phlumpkin 

The act of talking on the phone, while masturbating and taking a shit at the same time.

Dude, I was talking to this gutter tramp last night and totally got a phlumpkin.

Everyone needs to experience a phlumkin, man.

Phlumpkin by Gheyler and Tita December 10, 2010