Top Definition
The formation of a clot (a.k.a. thrombus) within a blood vessel thereby restricting the flow of blood.
Wilford Brimley got a deep venous thrombosis due to inactivity during an international flight. Lets hope he doesn't get a pulmonary embolism.
by The Troll May 05, 2006

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Plural: refer to thrombosis; have a lot of huge, bloodfilled, raging, vein popping crank!!!
"Dang, iam glad we dont have a bunch of chupis in the shop, their thrombosi would be overwelming!!!"
by Maximus#63 February 01, 2008

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.

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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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