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1. A real dumbass, or one who steals your stuff.

2. One with a lysp, who tries to put another down using the word "rapist".

3. A reference to a person who constantly refers you to his "boomstick".
Robert said he was preparing to fire upon me using his "boomstick". I proceeded to tell him to shut up, and promptly called him a flabba jabba.
by RIAA Policeman January 23, 2004
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