Top Definition
the exact opposite of fat.
so not fat that fat refuses to stick to you.
If fat and antifat were to ever make contact the universe would cease to exist.
you're too antifat for that boobtube.
by Slapjimmy August 21, 2006

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to be very thin or skinny, the furthest thing from being fat. a great body
that dude doesn't have an ounce of fat on his body. I swear he's the anti-fat.
by westcoast bob August 03, 2008

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

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

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

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

Buy the t-shirt