Top Definition
Georgia 400. The stretch of road in Atlanta that runs from Buckhead to Dahlonega. This highway is known for it's high speed chases and traffic. And Georgia State Patrol
Traffic is backed up like normal on the Alpharetta Autobaun
by Blue Devil July 30, 2005
1 more definition
Georgia 400. The stretch of road in Atlanta that runs from Buckhead to North of Dawsonville. This highway is known for it's high speed chases and traffic.
Come on, let's roll down the Alpharetta Autobaun.
by Carmila December 27, 2004

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