Top Definition
Someone so clueless, stupid, or oblivious that you are certain they have nothing between their ears.
I can't believe Jon can't use a tape measure. What a no brain.
by theidgasking March 23, 2014

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

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The Urban Dictionary Mug

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The Urban Dictionary T-Shirt

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1. obviously correct so much so that no further consideration is required to find out whether it is correct.
2. (of a girl) not allowing oral sex.
1. The student gave a no-brain answer.
2. Do you like no-brain girls?
by uttam maharjan November 12, 2010

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
3l337 godfather of all things 0wnag3
n0_131241N
This little guy stole my woman, then dumped her. What a guy! Whooooo!! He always whipps muh ass in Counter-Strike and Unreal Tournament
dude!!!!1!!11!111! n0_131241N just pwned the living hell out of me! Hell he is sexy!
by nicky b December 30, 2003

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