Top Definition
It means he doesn't know and he doesn't care okay? Usually said after someone asks the same question over and over again
Bob: hi eric wheres my ruler

Eric: I dont know.

Bob: hi eric wheres my ruler

Eric: I DUNNO K!
by fattieoftheworld February 23, 2012
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.

×