Top Definition
Someone who shows up to work and is completely unproductive, and spends countless hours looking up new definitions on urbandictionary.com.
"Greg" is a clock milker because he comes in everyday and spend hours 6-8 just surfing the web, still pulling the wool over his bosses eyes and taking home his payheck.
by S Wall September 09, 2005

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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