Top Definition
One who has metal in their mouth.
Commonly referred to as "braces"
"Dat bitch is a tin grin!
lolz"
by BUBBASPARKZZZ October 21, 2007

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a smile on a person with braces
I think he would get more compliments if he didn't have that tin grin.
by The Return of Light Joker January 18, 2010

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.

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