Top Definition
1. an idea that takes a long time to understand.
2. a concept that takes a long time for market acceptance.
1. calculus was some real mental jerky.
2 that smart payment plan was some mental jerky but now i'm saving lots of money.
3. anything written by robert anton wilson
by david engelman May 17, 2008

The Urban Dictionary Mug

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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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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).

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