by Grumbrushluver456 July 9, 2021

by BearnaiseChips October 27, 2019

"I think that friend group has hooked up or dated in every possible combination."
"Yeah, that friend group is constantly grumming."
"Yeah, that friend group is constantly grumming."
by unles3 June 2, 2024

Usually Pajamas. can also be raggedy clothes. Comes from the "grungie" look that the clothes give the person.
by One_less_fool February 10, 2010

by CumPiler May 26, 2024

grum grum is a multi weight ufc champion and works for wwe and is known to be immortal from russia and ireland
by grumlover220 July 14, 2021
