The gangsters threatened to bump off anyone who snitched to the police. (Note: This is a fictional scenario, and violence is not something to be taken lightly.)
1. To perform well sexually
2. To get the party started or enjoy oneself immensley at the party
3.To pump the bass very loudly thus exciting people to dance
4.To perform any task
1. Q:You hook up with Keisha at the club last night?
A:Hell yeah!I was bumpin' It OFF!
2. Bump it off nigga!Get it Krunk!
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.