Grumpkin

After Intercourse seamen is placed on the females face, and then pubes are placed on top.
The grumpkin is the face your partner makes after the following.

Fescoe looked pissed after that grumpkin last night, what a mess.

by Chase Magee April 28, 2005

Grumpkin

A girl shits on your dick, then sucks it off.

grumpkin, ohhh!!!!!

by Brian December 5, 2003

grumpkin

a friend who you always smoke up, but never buys weed.

Karl, when are you ever gonna smoke us up, you grumpkin!

by Clash May 13, 2005

grumpkin

the act of taking a crap

Dude i just took a Grumpkin.
or Dude i need to take a Grumpkin.

by CGH16 September 2, 2007

Grumpkin

When you are right and they are just plain grumpy about it.

"Why you gotta be a grumpkin?"

by Jacob Onealyneal May 21, 2016

Grumpkin

When an elderly gentlemen receives oral sex from his nurse while she changes his soiled diaper.

"Did you hear about Herbert? Had a heart attack while gettin' a grumpkin."
"Hell of a way to go."

by alwaysreadyteddy February 9, 2017

Grumping off

Someone in a grumpy mood who intentionally avoids interaction with others as they wallow in their own discontent

Mike got out of the wrong side of the bed today, he's been grumping off in the garage all morning

by Quixand August 31, 2017