Top Definition
its when a boy named alex poops out of his genitalia region and eats it for breakfast EVERYDAY! ewwwww that is so gross!
OMG HE TOTTALLY RAINBOW RIVERED IN HIS PANTS!

ewww he totally is rainbow rivering
by silllly March 09, 2009

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

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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

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

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