Top Definition
the very opposite of an overreaction; a much milder than anticipated reaction to an event
Jenny: I heard Tom raped and killed three women!
Beth: I am SO not inviting him to the party tonight.
Jenny: Isn't that an underreaction?
by TheRealBoz October 17, 2010

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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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).

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