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 March 2, 2005

grumpkin

the act of taking a crap

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

by CGH16 August 26, 2007

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

Grumpkin

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

"Why you gotta be a grumpkin?"

by Jacob Onealyneal May 3, 2016