bumpin gums is talking shit about someone
man i heard you were bumpin gums you need to quit that shit
von brad paul 15. Oktober 2005
She's got that mouth that makes me wanna be bumpin gums if you know what I mean.
von Youredoingitwrong 14. November 2013
She and that dude been bumpin' gums over at the likker store.
von irehs 17. Februar 2009