grumpin

grumpin is the slang term for actively making yourself grumpy(to the extreme)

grumpin comes about while talking to Asians about big trucks, and fast cars (besides Toyota MR-2's)

by Bryan Harving October 18, 2007

Grumpin'

(verb) The act of vigorously passing a particularly stubborn bowel movement. Usually involves grunting and the straining of one's sphincter. See also: Constipation

I hate when I'm in the bathroom at work and someone is grumpin' out a gnarly deuce. Gross...

by SneakyMe August 27, 2011

Grumpin

A person in the act of or a participant of farting in bath tub. pool or body of water and catching tainted bubbles in mouth.

A person sets in bath tub lets one loose and bends down to catch fart bubbles in mouth. - Grumpin -

by KSWingNut January 16, 2011

Grumpin

(verb) The act of vigorously passing a particularly stubborn bowel movement. Usually involves grunting and the straining of one's sphincter. See also: Constipation

I hate when I'm in the bathroom at work and someone is grumpin' out a gnarly deuce. Gross...

by SneakyMe August 31, 2011

It's Grumpin' Time

When it is time to Grump.

Epic Grumpyre: It's Grumpin' Time!

Matt: Oh no

by msmfart July 29, 2022

It's Grumpin Time

The Catchphrase of Epic Grumpyre from My Singing Monsters.

"The Shadow Elemental can hear even the most hushed lip-smacking of any Monster enjoying Treats, and particularly loves to mutter the catchphrase, "It's Grumpin time," as it enjoys a late night snack of its own."

by Jack the Weirdo Thing August 15, 2022

Grumpin

A slang for someone who has a massive pp

“Wow he’s grumpin”

by TheImpish March 07, 2021