A derogoatory term for an American. (Canadian slang, based on the name of the lead character in the 1994 film Forrest Gump)
I gave this gump some change in dollar coins yesterday and he says "Is this money good in other restaurants?"
by Hon. Joe Clark July 14, 2006
To prematurely ejaculate, like Forrest Gump did in the dorm room with Jenny.
"After all that foreplay, I was so riled up that once we started having sex, I totally gumped inside her. I hope she's not pregnant."
by adl July 15, 2012
fat part under your chin or flabby skin under your arms
With all that excess skin, Grandma has a nice gump.
by Bdawg11 July 03, 2012
Gump is a word typically used to describe ppl that are clumsy, geeky, or even stupid. you can use gump in many situations. You can say gump, gumpy, gumper, or you can even tell somebody that they gumped it.
South bay towers are gumpy!

Didn't he gump it when he spilled his drink?

My report card is so gumpy.

That teachers pet is such a gump.
by lakers619sdSD) August 20, 2009
Derogatory prison slang for an individual who participates in a homosexual relationship while incarcerated. The "gump" may be on either the giving or receiving end, and the sexual intercourse may be consensual or forced; usually the latter.
"What a lot of dudes didn't know though was that Gaps was an old gump from way back. Dude was a predator..."

CITATION: Seth "Soul Man" Ferranti, PRISON STORIES (Gorilla Convict Publications, 2005), p. 133
by johnnygan December 02, 2008
Being sexual arroused by a figure of matter, without actually being touch, or to touch the matter. Orgasm of the imagination.
Did you see that car, I think I just gumped.
by TheUnlikelyHero October 17, 2010
When you shit and piss at the exact same time while sitting on the toilet.
I went to the bathroom the other day and had gump.
by Bobby Ricochet August 18, 2008
to photoshop your picture into a photo , more specially a photograph from history or famous person
i gumped my girlfriends picture into a picture of marilyn monroe
by sitruk October 10, 2011

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