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"
by Yanni's Flamboyant Friend December 24, 2002
Can you define these popular missing words?
the act of shitting while recieving fellacio
man she sucked me dry while i dropped a loaf!
by dirty sanchez June 14, 2003
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
by Mike Ockhertz December 08, 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!"
by J Jayma Jameson August 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
by shabunia February 13, 2009
The seam-like ridge of skin that appears on the scrotum of male animals.
Man, those bikes shorts totally chafed my grumpkin.
by Evil Scott December 11, 2008
A twist and flick of the balls while receiving a blowjob, thus making the person grumpy.
Garrett was getting a BJ when Amy decided to bust out the grumpkin.
by sqwirll April 14, 2009