Top definition
A car racing event despite the name. It consists of a 3 car "train" where the first car has the engine and steering, the middle car has nothing but the wheels and the third car has the breaks. Commonly raced on a figure-eight track.

One of the best races to see at CNS (Colorado National Speedway; Erie, CO)
We're going down to CNS to watch train racing.
by Sabrieldier July 03, 2009
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