Dump a grumpy.

To defecate.

Every morning I dump a grumpy.

by Archibald H. Wigglesworth December 17, 2008

take a grumpy

The act of having a bowel movement.

You better pull over, I need to take a grumpy.

by mangus May 24, 2004

Punching a grumpy

The act of speed shitting when you are pressed for time.

As we approached the gate for our flight, Earl ran off to the restroom and was punching a grumpy.

by Punchline67 May 3, 2006

Taking a Grumpy

A fun way of saying you gotta poo.

Hey old gregg! Im taking a grumpy!

by Khlidy May 24, 2019

Grumpy Gerbil

a middle aged man who is a social studies teacher you HATE. he is annoying, unfair, and rude.

me: *goes to the bathroom*

Grumpy gerbil: WHERE R U GOING!!!!! NOOOOOOOOOO YOU ARE BADDDD

by thisiswhomadethis <3 May 13, 2021

Gumpty

A beautiful, very good cat

It’s Gumpty! I love her, what a nice cat

by puppy.exe June 24, 2021

Punch a Grumpy

The act of taking a really mean dump.

I actually have left partys because I had to "Punch a Grumpy"

by Vegas March 23, 2003