Top Definition
adjective meaning that something is the coolest, most awesome, bitchin', pimp, fantastic, magnificent, or boss thing in the world
Bob: Hey, I just bought a ferrari!

Joe: Dude, that's madsicknasty!
by Spuzzbizzle August 03, 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.

×