1 definition by the nice sky.

flailing your arms franticly, and kicking in random directions,
(fighting invisible ninja's)

Usually done at Hardcore concerts/ gigs. eg: Deathcore, Metalcore
Jake:I was headbanging and then Reilly from Behold Thy End was throwing down, and he punched me several times in the face

Ben: Dude, thats brutal.
by the nice sky. November 21, 2009
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