Top Definition
the back side of your knee, or back side of your knee cap. due to its difficult-to-reach location it tends to sunburn often and remain hairy after the rest of the leg has been shaved.
ann: oh my gosh jan, your back caps are so red!
jan: i know! when i put sunscreen on i missed that part and now my back caps hurt like a bitch whenever i sit down.
by whoopie August 10, 2007

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(1940's) a sharp reply - associated with "The Dozens".
- ...the neighbor's sleeping with your lil' mom....hehehe
- Quit the dozens, you ass! You probably can't take the backcap
by William Warney April 26, 2011

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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

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