Grumblejack 

Any overweight man who loudly grunts while doing common tasks, such as walking or dressing oneself. Although not appealing to the eyes, the grumblejack's scent is a little slice of heaven.

Grrnt Grumble Umph Grshdh

Grumblejack by Keith G July 26, 2004

grumblecake 

It's like a little cake, with some like, steam and sugar...

Only liars and theives eat Grumblecakes, and those people go to prison. Just ask The Cheat.

grumblecake by Kevin mpfmmpf May 13, 2005

grumpled

a annoying kid on console that all he does is try his ass off in games . if you ever see this kid in your lobby please leave or else he will make you .

* grumpled has joined the lobby*
me: omg not this try hard again wtf man
* i leave the game*

grumpled by ass eater 696969 June 14, 2018

grumble-gasp 

The sound made after realizing you just royally screwed something up. An "awww shit" vocalization with out using any real words. An exasperated inhale followed by moan/growl exhale.

When John made that wrong turn onto a one-way street you should have heard his grumble-gasp.

grumble-gasp by Pletchdog March 1, 2013

Tummy Grumbles 

A word the new girl uses to describe her hunger during a presentation.

“Girl this water helps with my tummy grumbles!”

Tummy Grumbles by Pax stax cashx February 19, 2019

Grumblecakes 

Only liars and thieves eat Grumblecakes.And those people go to prison.Just ask The Cheat

I'll give you half a grumblecake if you say something smart.

Grumblecakes by Hompsar February 18, 2004

Grumblebum 

An affectionate Australian term for a person who is always grumbling and complaining. Popularised by the classic 80's Aussie sitcom "Kingswood Country".

"Oh OK, fine, I'll stay and talk to Grumblebum!"

Grumblebum by OzSkypeGuy March 4, 2015