Grumper

A decorative bumper commonly found on Jeep Wranglers that combines a bumper and grill. A must have bolt on part for any JK mallcrawler with 20"+ wheels that wants to distinguish themselves from the standard "Angry Eye" jeep.

"Kyle just dropped $1500 on that new Fabfours Grumper, friggen shame he he didn't spend it on lockers, eh? "

by Hokenstad July 30, 2019

join grumper

a join-grumper is usually a normal looking man who does something inexplicable to other men.

arif khan (at the weekend)

by preston outatime March 22, 2005

grumper

Hilarious synonym for anus.

I stuck it in her grumper.

by grumperthumper April 25, 2008

Gumper Whole

A cavity in your mouth that fills with meat, doritos, and other food causing a foul smell in the mouth. Also known as the tooth rot.

Damn I got sum bad gumper whole.

by Virgin Of Luck June 27, 2006

Grumpers

Queen of the Jews annn'er fuckin' cheers up. Reeks the fuck of bad fuckin' attitude. It loves itself some purple and turns out ta be fuckin' latino! All it wants to do is grump, which earns it some lovin' from its UMR fam. Lastly, it has been known to wreck a FREC or two in her time.

Grumpers Grumper FREC Purple Latino Latina Attitude

by I am an Oil Man February 5, 2010

Gumper

Not the full quid, a few sandwiches short of a picnic..not playing with the full deck.

He's not a full on Mong..just a bit "Forrest Gump"..or a Gumper.

by Ugleebugga September 20, 2010

grumperdump

a person (preferably a midget) who happens to be in a rather grumpy mood for a reason that no one cares about

Hey Wee-Man quit bein a Grumperdump!

Chase, quit bein a grumperdump and smoke this bongload.

by Dub C and Chris March 14, 2009