1 definition by erikaANGEL

Top Definition
it's the same thing as awesome, the Musso brothers (Mitchel, Mason and Marc) frequently use this. many of their fans now use this term more than the normal spelling.
(on Twitter)
@mitchelmusso Who says Ossum all the time?
hayley: I DO! mitchel you're so OSSUM! :D

-duuude, have you seen the new metro station music video?
-yeaaaah, it was ossum!(:
by erikaANGEL June 26, 2009

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