Having your period/menstruating.
Sorry I've been so cranky these past few days; I'm surfing the red tide.
by the cheshire kat August 07, 2008

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Top Definition
The act of having vaginal or oral sex with someone who is menstruating.
John: "Man, that's intense! I just caught Rob surfing the red tide."
by Eduardo Cullena January 07, 2009

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

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.

Buy the t-shirt

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