Top Definition
The divot in a mattress caused by sleeping in the same spot repeatedly.
Person A: "Man, I really need to sleep in a different spot once in a while. I had to climb out of my mattress this morning."

Person B: "Sounds like you have a pretty serious mattress nook
by J-Soul December 08, 2010
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.