Top Definition
A genus of mushrooms, of which many species contain the psychedelic compound psilocybin, including P. cubensis (Cubes), P. semilanceata (Liberty Caps)
Many mushrooms of the genus Psilocybe are hallucinogenic.
by DJ Dre January 06, 2005

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The mushroom Psilocybe mexicana, which contains a hallucinogenic compound, C^12 H^17 N^2O4 P
by larstait October 13, 2003

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Lotsa space for your liquids.

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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).

Buy the t-shirt