Top definition
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!
by Sugabur July 20, 2005
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