2 definitions by Steezy Steve

An of adjective used to described something or someone that is the object of widespread popular affection despite being extremely superficial in character. Also, a portmanteau of bebe and superficial.
Chelsea: OMG, I just love T-Swift. Do you like her?

Diane: Hell no, I don't listen to bebeficial top 20 music.
by Steezy Steve January 10, 2018
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A general term used to express approval, pleasure, or excitement.

It can be considered a modern day substitute for "the bomb", although boosie may be used in almost any context.

That's boosie!

Yuhhhh boosie!

Boosie is as boosie does.

Boosie what?

BOOSIE BOOSIE BOOSIE BOOSIE!
by Steezy Steve April 13, 2009
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