Top Definition
The explosive regurgitation of semen acquired during a long bout of oral sex with multiple partners.
I was number twelve in line, so I knew I had to get off quick before she gave me the guyser.
by Ol' Derty Sanchez March 08, 2007

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Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

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A sexual position in which a man titty fucks another man that has large enough man-boobs to allow such a vile act.
That guy is so overweight that his tits are so huge that you can give him a guyser.
by Pacos Bill April 30, 2008

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