Top Definition
ZM
ZM is another name for a male "slumber party". It involves staying at ones house and staying up watching movies and playing video games. Originates from the word Zombie-marijuanathon. It involves smoking weed while playing call of duty.
"Dude! ZM at my house tomorrow"
by Poonmarijuana May 30, 2016

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ZM
1. Not ZIMA 2. Not Zowel Movement 4. there is no 3 5. Don't try to !urban me!
I tried to !urban ZM and I failed. I fail at life :(.
by Alfred Stoner February 16, 2005

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.

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