(Noun) A individual who dines on the contents on another individuals butt or ass.
(Noun) Someone who tosses another persons salad when they have to poop.
You really didn't know that Jack is a serious butt grubber!?
Jack totally grubbed down on that guys butt. He is such a butt grubber!
a slang word for a sesquipedalian speaker or writer
Don't speak like an obnoxious word-grubber!
A grubber nose is just a chuff always just wormin in and grubbing around doing dumb shit and always is greasy as a fuckin piece of bacon
Dude fuckin that kid is always grubber nosing everywhere breakin shit being a damn grubber nose