Aussie grump

Aussie Grump is the term used to describe an Australian that is always extremely agitated

Holy shit big Michael is such an Aussie grump.

by Jake👍🏼 December 5, 2016

Grump Truck

A highly elusive vehicle that spends it's time circling neighborhoods and selecting random people to run over. In turn putting said individual in a foul mood.

Damn, Billy is in such a bad mood. He must have gotten hit by the grump truck again.

by A Pissed off Rhino June 19, 2009

reverse grumpkin

when a person sitting on a toilet taking a shit gives oral sex to someone standing in front of them

yeah i got a grumpkin then gave her a reverse grumpkin

by Bradford, PA March 18, 2011

reverse grumpkin

Same as a a grumpkin...A girl is taking the shit while the guy eats the girl out!

man! that was a good reverse grumpkin!

by Joe Davis September 11, 2003

grumpkie

when a girl or guy gives another guy a blowjob while he is taking a dump.

by Steve Duckworth October 28, 2003

grumperoo

someone who is really grumpy

Tony stop acting like such a big grumperoo, im sorry you dont have your homo milk for your coffee

by are ess see December 18, 2008

grumpit

A noun that can be substituted to mean mostly funny things.

Is that a grumpit in your pocket or are you just happy to see me?

The bathroom is now wall papered in explosive grumpit.

I see a little grumpit between your teeth.

Did you just grumpit?

by Dr. Patrice Coleman, UCLA May 31, 2010