Grumbis 

An utter idiot or buffoon; a Grumbis will win in any competition for the lowest IQ, and it will misplace your food items if gone unsupervised.

The milk goes in the fridge, not the pantry, Grumbis.

Grumbis by stickybuttcheeksXD June 4, 2019

Rumbus grumbus 

Rumbus grumbus is used in the show 'generation loss' on twitch and youtube .It is a word charlie slimecicle used to describe his hunger.

Charlie:what's your name?
Ranboo: ranboo
Charlie:rumbus? Rumbus grumbus? My tummy's a little rumbus.grumbus

Rumbus grumbus by Googoobie June 17, 2023

gumbishi 

The giant green vibrator

joey "OMG WTF IS that in your twat?"

linda "It's Gumbishi!"

gumbishi by bellausay March 22, 2008

Rumbus grumbus 

Used by Slimecicle to signify hunger. It was used first in the "Cooking Show" of Generation Loss.

Slimecicle: What's your name?
Ranboo: Ran- Ranboo?..
Slimecicle: Rumbus grumbus?
My tummy's a little rumbus grumbus!..

Rumbus grumbus by Frowst June 22, 2023

grubbish

It's a combination of "grub" and "rubbish", making another word for junk food.

I don't feel like cooking tonight. Let's just go out and pick up some grubbish.

grubbish by luckysocks113 August 6, 2014

grubbis 

The crevice between the underside of a fat person's belly and the upper-pubic region.

That guy has a real sweaty grubbis.

grubbis by JohnDax February 19, 2007

Gumbis 

1. A person who exhibits Gumby-like behavior. .2 an idiot
3. a moron

What a freaking Gumbis!!!

Gumbis by Crazy68 August 18, 2009