Top Definition
To not deliver to previous promises made regarding the development of something.

To not meet high expectations set by the person (the Molyneux).
The developers of that game really pulled a Molyneux this time.

It looked so good - it turned out to be nothing more than Molyneux.
by BB747 March 11, 2009

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A Molyneux is a unit of measurement of skepticism and general unimpressedness
That movie review was at least 5 Molyneuxs.
by R_m March 16, 2010

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One who is beastly / pro.
'Phwoar, he's a molyneux'.
by Ffip November 17, 2008

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

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One who is of the extreme gay variety, can also be described as a "fairy" or "drug addict", one to be avoided in the corridor otherwise you will be forced into conversations about such things as dildos, or rhosneigr
"can you see that gay face over there?"

"yeah hes a right molyneux"
by writingstupidthings April 27, 2009

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.

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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.

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