Top Definition
A sex act in which a guy masturbates using the hole of a donut and his cum lands on the top, and then a girl eats it.
"Dude, did you hear? They were caught out behind a donut shop frosting the donut!"
"Dude, that girl's crazy!"
by Keledine December 22, 2011

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To simultaneously defecate and vomit.
"Last night I was so wasted I sat on the toilet to take a dump, and before I could stop myself I'd frosted my donut."
by The Yellow Dart June 28, 2004

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.

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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