Top Definition
A 30 pack of Keystone Light. Keystone Light is the beer of choice for college kids since its cheap and tastes much better than Natty Light.
A 30 Stone used to cost $10.99 but now its $11.99.

We got hammered last night, in fact I'm pretty sure we went through 4 30 Stones.

by Woodjablowme March 13, 2008

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