Grump Lump 

When you’re grumpy AF and just want to mope.

Dude: “I don’t wanna go. I’m cranky.”

Chick: “Wow, you’re being a Grump Lump.”

Grump Lump by kristalskulls January 26, 2022

Grump Lumps

another name for Hemorrhoids

Damn babe, my Grump Lumps are flaring today! Go find my donut pillow!

Grump Lumps by Leroy Brownstone July 5, 2016

Grumpy Lumps 

A pet name for herpes, a venerial disease common among the lower classes within society. Used mainly by couples who dont wish to talk to much about someone's "dirty problem" and by friends who know the "secret code".

"Hey dude, you getting any action this weekend?"
"Nah man, my girl's got the grumpy lumps!"

Grumpy Lumps by Brny September 9, 2008

grumblump

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

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

grumblump by 5003erX March 5, 2021

grumpalumpagus 

generally unpleasant, grumpy, or morose person.

how goes it grumpalumpagus?

grumpalumpagus by Sarah Lea December 3, 2007

grumpalumpagous 

a grouchy, discontented, ill tempered person, particularly someone who chooses to be unhappy

Man, you would think that rich retired geezer would be nicer but he's a real grumpalumpagous. If I were you, I'd steer clear of him.

grumpalumpagous by no1sandman April 17, 2016

Grumpalumpagis

A person or animal in the state of grumpiness or despair.

Why is Laura being such a sad Grumpalumpagis?

Grumpalumpagis by Rutilus Oculus March 29, 2009