Top Definition
A word invented by Evan Benedetti, it means something is extra cool, apparently all of the cool kids are saying it.
kirk peterson: "Hey today i just ordered 6 fourties"....

Evan: "Cool Boner"
by cool boner November 26, 2003

The Urban Dictionary Mug

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The Urban Dictionary Mug

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The Urban Dictionary Mug

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The Urban Dictionary Mug

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Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

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