Top Definition
The act of talking to much. Espescially about what one is going to do or has done, but never doing or being about whats talked so much about. Originated in Oakland, CA.
My dead beat baby's daddy don't ever do shit for him. He's just always coming around bumping them gums, but never doing shit!
by Demicci Deja Dior-Britt November 01, 2007
2 more definitions
5 Words related to bumping them gums
The act of talking too gaadam much, talking aimlessly
Mr. Theodore Lee! Quit yo bumping them gums !
by Ant138767 April 26, 2015
The act of talking too gaadam much, talking aimlessly
Mr. Theodore Lee! Quit yo bumping them gums !
by Ant138767 April 26, 2015

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