Dirty Blumpkin 

The act of receiving a blow job and taking a dump on the toilet at the same time after she/he is done they give themselves a dirty sanchez (wiping poop above ur lip)

John was horny and wanted poop on his face so he gave me a Dirty Blumpkin

Dirty Blumpkin by Hollowzero April 10, 2008

dirty blumkin

When you are getting a blumkin in a portapottie, and someone decides to tip the portapottie as you are getting your blumkin, sending yours, and other peoples shit all over you... chicks seem to dig it

"whatd you do last night"
"o i got a dirty blumkin it was great"

dirty blumkin by matt kemme August 13, 2006

Dirty Old Greg Blunpkin 

when u take an exlax , wait an hour , tuck ur dick between ur legs and get ur girl to blow u from behind and then shit in her face .

I walked in my moms room and seen my mom and uncle and they were doing an dirty old greg blunpkin.i seen a smile on his face and shit on my moms

Dirty Old Greg Blunpkin by dirt old greg November 3, 2011