Top Definition
Being great at what you do; being the best at only what you are good at.
Guy 1: Hey! Can you help me with this?
Guy 2: Sure!
Guy 1: HOLY MACKEREL!! You're the best at this ever!
Guy 2: Yeah. I'm a Koolvin.
by Anti Christian September 07, 2009

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

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The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

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

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