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57.
the act of thinking or having an idea.
"i dont have a blumpkin of what we are going to do today."
by dayrissa April 21, 2009
 
58.
the act of recieving a blow job while taking a crap
goldstein: last night i ended up at that asian party and shtuck cindy kim!
kumar: shut the fuck up are you serious?
goldstein: yeah man, she even gave me a blumpkin!
Kumar:whats a blumpkin?
goldstein:its when a girl gives you head while your on the toilet teaking a hit!
by blither blither blither July 10, 2008
 
59.
the act of recieving a blow job whilst a taking a huge dump!
1. Dego:"Where is Alex tonight?"
Jordan:"Smokin the reefer"
Dego:"Silly Blumpkin"

2. "Damn after alex fell asleep, I was taking a fat shit and his sister kristen came in and gave me a blumpkin. Damn she can suck a mean dick"
by The Dego December 30, 2005
 
60.
According to Wikipedia, The Howard Stern Show.
After typing in blumpkin on Urbandictionary, I looked for a more extensive definition on Wikipedia.
by Sir, Yes January 29, 2008
 
61.
what jp wants from andrea
jp - andrea give me some blumpkin
andrea - no!
tina - i'll do it!
by jTHIZZwhaa November 29, 2005
 
62.
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
 
63.
recieving oral while taking A crap.
Man gets home from work feels A movement, goes in to the john to relieve himself when woman comes in to give him a blumpkin.
by Straightliner April 21, 2008