Top definition
A garage whose purpose is to throw party's in it.

Derived from the Californian tradition of cleaning out a garage for the soul purpose of throwing parties. This allows underage kids to drink and provide a safe place to get high.
Man 1: Lets Go Hit The Clubs
Man 2: We can't Joe isn't 21 yet
Man 1: Fuck, well Jose has a California Party Room, lets crash it.
by Richard Perkins April 04, 2010
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