gum bummer 

A person who insecently steals or bums gum off of people because they are too lazy to go out and spend 35 cents to have their own.

"She's such a gum bummer. She got a piece of gum from me every day this week. What's up with that? She should go get her own."

gum bummer by Lydia Suzanne June 3, 2007

gum bumper

sombody that just run they mouth & will neva pop off;someone who has a strong talk game but aint bout dat life

scary talk alot of ish
gurl i will punch u in the face
(not really bout 2 do anything)<gum bumper

gum bumper by s~gutta April 4, 2009

gumhummer 

The same thing as a gumjob or gummer. It's a hummer from someone without any teeth.

I met this 80 year old chick at the bar last night. She took me home and gave me a mean gumhummer!

gumhummer by Big Big Banger November 20, 2006

GUMBUMPERS 

Gossips and/or person(s) with the inability to mind there own.
USEAGE: GUMBUMPING

Gumbumpers get hurt sometimes from talking to much

GUMBUMPERS by J-Verbal Tha "Werdologist"" May 13, 2005

GumBummer 

Someone who always asks you for a piece of gum after seeing you pop a fresh piece.

I had a new pack today but because all these GumBummers I'm already OUT!!!

GumBummer by JKELLO January 10, 2012