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is to be unstoppable or so fantastic that it is truly hard to beleive your not more than human.It is a synonym to "beast mode" and "tank" but it is not thrown around.when it is said it is meant.often used in parts of the north eastern united states,like boston,buffalo,upstate new york,maine,providence and parts of vermont and pennsylvannia.
GUY 1: Bruce willis was so battlecage in die hard five !

GUY 2: really?

GUY 1: dude he killed a helicopter with a car.enough said.
by mick lawler June 20, 2009
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