1. (noun): oral sex given to a male partner while he is defecating on a restroom toilet.

2. (noun): a large, fat black man wearing an orange goose down parka; contraction of BLack and pUMPKIN.
1. "I took her to the shitter and got a blumpkin. It was greasy though and I think I splashed her chin."

2. "Ha Haaaaaaaaa. Yooooooo! Hey, yo! look at that Blumpkin ass nigga."
by Deroc October 19, 2008
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The act of defecating while receiving a blow job.
Blumpkin Haiku:

Stinky poo, deep throat\
Get on your knees now baby\
Man, I love bumpkins\
by MC Flunk August 25, 2008
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a blumpkin is when a girl gives a guy a blowjob when he is taking a shit.
blumpkin
by branden areia February 11, 2009
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the act of giving a blowjob to someone while he is taking a shit
Holly gave kyle a blumpkin in her bathroom.
by Smoochy da Ryno September 29, 2008
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Its when a #A chick gives you head while your sittin' on the toilet takin' a shit!" -Harold and Kumar: escape from Guantánamo Bay.
Chick-" Hey you want a Blumpkin?"
Guy-" Whats a Blumpkin?"
Chick-" Ugh never mind"
Guy-"Damn!"
by NiXONs Bak July 29, 2009
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The act of fellatio performed upon a male who is concurrently engaging in the act of defecation.
1: Carter received a blumpkin from Paige!
2: Gross!

(now you have a word to rhyme with pumpkin in your poetry)
by Helen Leichner August 3, 2009
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When Hans had eaten too much Mexican food one evening, Olga had no choice but to give him a blumpkin.
by snikt April 28, 2008
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