What is Dirty Blumpkin?
1.
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
See 
Random Words:
1. 
A phase that gives reference to one's anus. This term derives from the derogatory word deuce which is slang for a bowel movement.
..