Top Definition
up and under, although a term frequently used in the game of Rugby Union, is also a term used when having sexual intercourse
Good sex is achieved by having your cock up and under her buttocks you should put your hands so that you are able to pull her to you when you are pushing your cock deep into her vagina. Source - a well known sex manual which we are not allowed to advertise.
by Stias February 11, 2006

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When someone takes a shit, and defys gravity and gets the shit up and under the toilet seat.
Damn, someone just did an up and under in the bathroom.
by jwc's July 19, 2006

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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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