Two or more mattresses lying adjacent to each other. May be embedded (pun intended) into bed frames. Originated in 05C.
Also known as MonstreBed in some cases.
Patrick: Guys, MegaBeds are now declared illegal.
05C: ILLEGAL!
Patrick: However, MonsterBeds are okay.
by Oleh Zaychenko October 27, 2007

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Top Definition
A large amount of people sleeping in one bed.
Oh My Dad, when we were rollin' monster bed last nite, I was straight up pig sweating.
by K49 December 14, 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.

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.

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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).

Buy the t-shirt