grumpass 

someone who is always negative and never
is happy

Why are you being such a grumpass?

grumpass by tigger August 10, 2003

Grumpasalty 

A Grumpy old man who hates weebs and Anime

Did you get banned from the server? Yea a Grumpasalty found out i like anime

Grumpasalty by alexalas March 19, 2019

grumpasaurus 

a grumpy person. may or may express said grumpiness with non-human like grunts and sounds. definitely pouty and brooding.

An unexpected snowstorm in April turned Graham from a happy, human boy into a decidedly brooding grumpasaurus.

grumpasaurus by Siducci December 24, 2008

Grumpasauras 

Grumpy in a cute, set-in-your-ways kind of way.

He's not mad at you; he's just being a Grumpasauras.

Grumpasauras by Snewz June 24, 2008

grumpasaurus rex

One who is dour on a colossal scale.

Person 1: "What's wrong with Bill today?"
Person 2: " He lost his wallet this morning and all afternoon he was nothing but a Grumpasaurus Rex to everyone in accounting."

grumpasaurus rex by bmyoung November 25, 2013

Grumpiss

When you see a friend acting both grumpy and pissed. Call them Grumpiss and it will put a smile on their face!

"Hey, are you Grumpiss"
"HahHa what is a Grumpiss"

" you mutherfucker "

Grumpiss by anonymous June 4, 2016

Grumpasaurus 

When someone gets tired and extremely grumpy

Why are you so grumpy right now?

"im tired"

no your being a grumpasaurus!

Grumpasaurus by tc61 May 14, 2011