Grumpy Muffler

The act of defecating into one's Air Duct or AC System, causing a foul shit-like smell within the entire facility.

My Boss fired me and I got back at his Bitch Ass by giving the office a "Grumpy Muffler", that'll teach them!!

by Ass-lickin-lova December 12, 2023

Grumpalumpagus

A grumpalumpagus is a purple fuzzy creature with orange spots, big horns and ears, and is very grumpy. If someone keeps being grumpy, they’ll turn into a grumpalumpagus

Careful or your turn into a grumpalumpagus

by Zeeeeoook December 23, 2023

Grumpalumpagus

A grumpalumpagus is a purple fuzzy creature with orange spots, big horns and ears, and is very grumpy. If someone keeps being grumpy, they’ll turn into a grumpalumpagus

Careful or your turn into a grumpalumpagus

by Zeeeeoook December 23, 2023

Grumpy Snub

When a man is angry or grumpy due to the lack of dome he is receiving.

Bro why are so angry today? Are you having a grumpy snub today?

by AlexaWaht January 26, 2024

Grumpy Snub

I guy who is angry, irritable, or grumpy because he didn't receive oral sex before work/school.

He's a grumpy snub today.

by Jack's Pear January 27, 2024

Grumpy uncle

A grumpy uncle is a 13lb tabby male cat with a penchant for canvas bags and heated seats.

This grumpy uncle kegels is really enjoying his meow mix!

by Needle maiden April 22, 2024

Grumping

The action of giving someone a footjob covered in human feces, then proceeding to eat it all off.

“My friend and his girlfriend were grumping all night!”
“I gave my friend a grumping”

by yk kdawg April 26, 2024