Top Definition
To puke, vomit, throw up. Usually done when one sees something really disgusting or drinks too much.
The doctor had to extract a squirming bot fly larvae from under Hector's skin. In the middle of the procedure the doc turned away and had to whistle beef.

Jack drank a couple of six packs of swill beer Rainier Light and then went outside to whistle beef.
by Kajoe January 28, 2009

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To deficate in a mostly liquidous form with strong velocity. The result may cause butt cheek vibration, toilet bowl reverberation and an audible rumble.
"I think some passengers on the airplane heard me whistle beef becuase of the dirty looks I received when exiting the lavatory.
by Moosemunch February 03, 2010

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.

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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).

Buy the t-shirt