Top Definition
The red circle-and-diagonal-line combination that denotes a forbidden item or activity. Most commonly associated with "no smoking" signs.
After seeing the picture with the cromdodulon, Lyle knew he couldn't bring his knife on the plane.
by Mac M. January 13, 2007

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The Urban Dictionary Mug

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The Urban Dictionary Mug

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The Urban Dictionary Mug

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

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