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2.
A word used to tell someone to go away, get lost or back off.

fuck off
John: Yo Anthony!

Anthony: KIBBA!
by LiverThanThem July 17, 2008
 
1.
To limit what you say. To shut up as in not talking. To keep a secret. To bridle your tounge. To control waht you say. Mostly used by Jamaicans.
Kibba yu mouth!
by Onyxxman September 11, 2009