Top Definition
A gym shirt with the sleeves cut-off creating large arm holes often encompassing much of the side down to the abdomen. In many cases, this includes exposing the nipple. Worn by tough men lifting weights.
Man, this casey shirt is awesome. It really lets my pecs breathe.

I can't believe they wore their casey shirts to the meeting. How unprofessional.
by the_office_oracle April 16, 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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