Top Definition
When a person buys a 30-Pack of 'Stones (Keystone Light) and attempts to drink them all in a set amount of time.
Guy 1- Man, Ryan really tried his best at the 30 stone challenge!!

Guy 2- Yeah, especially since we only gave him 1 hour.

Guy 1- I'm just glad we don't have to clean up that bathroom after he's done...
by rockstar1984 May 02, 2010

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