1 definition by loud speakas

pumpin

see BUMPIN

same as bumpin
bumpin is to describe a person with loud ass subs while pumpin is a person without subs that turn it up loud

loud treble/bass

being used recently in the projects

damn dawg, that foo's car be pumpin.
fo sho homie, sounds decent for not having subs.

by loud speakas July 26, 2006