2 definitions by Sir Nise

To commence to do something. Usually in an excited manner.
" i jam out then commence to bust the skeet-wave."

guy 1: hey man, what you bout to do?
guy 2: Man!, i'm bout to jam out on this new game I got.
guy 1: word?! I'll come too!
by Sir Nise May 3, 2006
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An exclamatory term used to cause one to back off due to your higher status or superiority. Usually used after one has gotten talked about or beat up.

Originated in Decatur, Georgia
I yelled buckdown as he got pushed into the locker.
by Sir Nise April 28, 2006
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