Top Definition

1. A home-built contraption made of several bikes, so large as to be unreasonably cumbersome. Often requiring two or more drivers, and occasionally too big to fit in one lane.
Hip Dude 1: "Man, did you see that kinetic sculpture rolling around the fair?"

Hip Dude 2: "Yea, it was neat, but Island bikes are kinda pointless IMO. It's not like you could ride it anywhere in the city."
by Jorge Foreman July 25, 2011

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