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1 definition by Czechxican

The route, or system of back streets taken when you want to avoid the main arterial roads and heavily trafficked areas of your Town/Municipality in order to ride dirty.
Tubman: Wanna smoke this blunt in the car?
Truth: Hell yeah
Tubman: Wanna smoke this blunt on the way to Taco Bell?
Truth:Yes, but lets take the underground railroad, cops are out in full force Friday night.
by Czechxican October 01, 2010