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A tag name given to a person who rides a superbike (Kawassaki Ninja 14r for example) and is good at it. He doesnt do it for show, he doesnt care that he has torn up second hand leathers, he could keep up with Rossi and he knows the sucka riding in on his red CBR with red kevlar racing suit couldnt keep up with the paper round kid.
"Woah did u see that guy on that bike who just made that lambogihni look like a mule and carriage, man he was crewza"
by Crewza December 22, 2006
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