Top Definition
Arabic slang for "fingering". Where the 3 indicates the Arabic letter 'ein'

The following hang gesture may accompany this word:
Hand up, palm facing forward, fingers pointing up, except for the middle finger, which is pointed forward. The hand is thrust backwards and forwards in a "fingering" motion.

Can be used to indicate when someone has been "owned", been made to look like a fool, or been disproved.

Your friend talking to a girl: "Hey baby, wanna go back to my place?"

Girl replies: "Hell no!" *SLAP*

You give the ba3boos gesture: "BA3BOOOOOOOOOOOOOOOOOOS!!!!"
by AwesomeRami August 02, 2007
5 Words related to ba3boos

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