Top Definition
When ones anal tissue consists of a gray hue.
Ew, matt has a nasty grayhole.
by Sagan Hater July 03, 2014

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one that blows and sucks
1. "Mrs. Smith, if we sent a nuclear bomb to Jupiter, would the explosion of the planet reach us? You know how there are Black Holes? Are there White holes? What about Gray Holes?"
-Incredibly mindfucked girl

"ONE THAT BLOWS AND SUCKS!!!!"
-all the males in the class

2. "I swear that Karissa bitch is one hell of a gray hole."

3. "Oh no! My potential phenomena is being actualized! This is bad! If this happens, the Zohar will fall under Deus' power and create a gray hole in the planet!"
by Technopenis August 17, 2006

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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