Top Definition
Taking a shit in the upper tank of a toilet. Also known as "2000 Flushes Brown" and "The Gift That Keeps On Giving"
The people at that fondue party were such fuckin' pricks that I had no choice but to give 'em the old upper tanker.
by montez May 08, 2003

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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.

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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

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The Urban Dictionary T-Shirt

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What idiots call the "upper decker".
Idiot: I gave that ho an upper tanker!

Some Guy Who Knows His Shit: You mean an upper decker?

Idiot: Yeah, whatever.
by MePoop April 19, 2006

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