bumpin gums is talking shit about someone
man i heard you were bumpin gums you need to quit that shit
ayon kay brad paul ika-15 ng Oktubre, 2005
3 more definitions
She's got that mouth that makes me wanna be bumpin gums if you know what I mean.
ayon kay Youredoingitwrong ika-14 ng Nobyembre, 2013
She and that dude been bumpin' gums over at the likker store.
ayon kay irehs ika-17 ng Pebrero, 2009
Chopin it up. Discussin' a lil sumpin sumpin.
Me and her were bumpin' gums bout dat new ride dat boy got.
ayon kay TXNinSingapore ika-17 ng Pebrero, 2009