grumblump

A level name in the final world of Super Mario 3D World

Don't look up Grumblump on Urban Dictionary. - RedFalcon, 2021

by 5003erX March 5, 2021

Redgren Grumbholdt

A made up person, used in reference to something else, to test if a person is acting like he knows pop culture. The term was first used in Season 2, Episode 1 of Rick and Morty's “a Rickle in time“

Beth: Honey, are you wearing your shirt backwards?

Jerry: What? Uh.. No, I just like my shirt on backwards. I'm not an idiot.

Rick: Wow, that guy is the Redgren Grumbholdt of “Knowing-whats-going-on”

Morty & Summer: *laugh*

Rick: Huh? You like that? You like that Redgren Grumbholdt reference? Yeah, because I made him up. Think for yourselves, don’t be sheep.

by thotaroo June 18, 2020

Grum Moment

When you screw up really badly, ultimately misrepresenting the people you work for.

"Hey Jackson, no rape in the office!"
"Sorry sir, I had a Grum moment"

by 5#!7 August 17, 2014

GRSM

(n) gender, romantic, and sexual minorities

More inclusive than LGBT because it includes romantic orientation as gender identity.

I've started to use GRSM in my blog instead of LGBT because I'm an asexual myself.

by Aishhha August 13, 2013

grumfee

A person who is grumpy for not being able to drink coffee

Don’t talk to me. I’m grumfee. I didn’t drink any coffee yet.

by AnneChianti November 19, 2018

grum

grum

grum: "grum"

by grumbus October 9, 2022

Grumble Flick

(British) A grumble flick is a form of video based entertainment that allows men to pleasure themselves without excessive use of their imagination.

Jack stayed home and watched a grumble flick

by WordWright June 21, 2009