1 definition by chuppppaaacobra

The act of sleeping with your best friend's sister.
Dude, he actually northuped you last night. I think your sis will need a wheelchair.
by chuppppaaacobra June 26, 2010

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.