grum grum

grum grum is a multi weight ufc champion and works for wwe and is known to be immortal from russia and ireland

"wow, grum grum

by grumlover220 July 14, 2021

green grum

An intangible “it” factor of something that is sweet for one’s soul

That guy moves with some sort of green grum; he’s so smooth!

by CumPiler May 26, 2024

grum grums

Usually Pajamas. can also be raggedy clothes. Comes from the "grungie" look that the clothes give the person.

Example:

*mother* "Change out of your grum grums dear. You look most unpresentable.

by One_less_fool February 10, 2010

grumming

to date or hookup within a friend group; synonym for friendcest.
(also: to grum, grummer, etc.)

"I think that friend group has hooked up or dated in every possible combination."
"Yeah, that friend group is constantly grumming."

by unles3 June 2, 2024

green grum

That intangible “it” factor of something that is sweet for the soul

That guy moves with some sort of green grum. He’s more than smooth!

by CumPiler May 26, 2024

Grum Rate

New York City slang for crime rate

We just f***ed up the grum rate

by RealBrooklyn January 13, 2025