Top Definition
the variable propensity to sleep
Dude 1: Where were you yesterday?
Dude 2: You know I have a strong sleep ethic, I had to sleep after that all-nighter
by DJJC September 04, 2007
Free Daily Email

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

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×