the act of shitting while recieving fellacio
man she sucked me dry while i dropped a loaf!
بواسطة dirty sanchez يونيو 14, 2003
17 more definitions
A sex session in which one sits on a toilet taking a shit while another person gives the shitter a blow job
" Dude you gave a great grumpkin last night"
بواسطة Yanni's Flamboyant Friend ديسمبر 24, 2002
The game of giving a girl spicy food then having anal sex with her. Then the male would punch the woman in the stomach and scream "GRUMPKINS!" and pulling out before fecal matter lands on the penis. If fecal matter does land on the male penis then the male loses.
I didn't Pull out in time so i lost grumpkins
بواسطة Mike Ockhertz ديسمبر 8, 2009
one of a variety of individuals, who is bubbly like a volcano, snuggly as an antitank mine, and enjoys hillsides of cabot extra sharp cheddar cheese. as much as any such individual can enjoy such things, which is quite an excessive amount.
"Antitank mines always have to be stabilized before you grab them. This is why I kiss you at the same time.What a grumpkin!"
بواسطة J Jayma Jameson اغسطس 12, 2011
Blumpkin from a Solid gold robot
Steve: Dude, I was on the Blumpkin Bus yesterday and i totally got Multiple Grumpkins from that Solid gold Hobot
بواسطة shabunia فبراير 13, 2009
The seam-like ridge of skin that appears on the scrotum of male animals.
Man, those bikes shorts totally chafed my grumpkin.
بواسطة Evil Scott ديسمبر 11, 2008
When Female or Male, is performing oral sex on you when you are taking a shit on the toilet. Grumpkin is mistaken for the word Blumpkin, because of the Movie "Harold and Kumar."
بواسطة The Theoretically Correct مايو 20, 2009