N; A random motorist on the highway/interstate, that helps you break up thick traffic by clearing a path through aggressive driving. (Generally a person you follow behind, thus making you the sidekick, (See "Highway Sidekick.)).
Guy 1: Wow! you sure got here quick!
Guy 2: I know right? It's all thanks the bro in the red S-10, he was my highway hero on I-75.
Guy 1: Highway heroes are the best. wanna go scope out some bitches?
Guy 2: Hell yeah!
by 5p3ctr3 February 24, 2014
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