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1. In video gaming, an enemy seen at the climax of a particular section of the game. Also known as a boss.

2. In film, the lead actor.
Friend "Hey wow you finally beat that level!"

You "No I still have to fight the main guy!"

Friend "Hey, who was the main guy in True Romance?

You "That would be Christian Slater"
by Jorseman December 15, 2011
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