Top Definition
Not Cool. Letting someone know that what they just said/did wasn't cool.

Also used as a emoticon on msn.
Marcus:"I just set your house on fire, baby!"
Cornelious:"Dude, notklkl."
by Cody Hauri June 11, 2007
4 Words related to notklkl

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.