The rating between one and ten of the extent to which a specific song can be hardcore moshed to.
Generally metal or metalcore in genre.
"This song has a moshability of nine"
by Haywards Bay March 17, 2010
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Music that can be moshed to, or is otherwise heavy.
'Hey man, are you a fan a Boston?'

'What the fuck, Boston suck! My music needs to be moshable!'
by George Evans June 19, 2008
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