Top Definition
To yell or scream at people while moving in an auto-mobile or to scream the world Xoop "Zoop" surrounded by people or a friend while everyone is silent.
"Bro we were xooping in the morning and some guy dropped his phone because we scared him so bad"

"Hey, wana xoop at people later?"
by Dylbert O April 03, 2010

The Urban Dictionary Mug

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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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