Top Definition
A very tall, slim, good-looking male with an insanely large penis. Always wears skinny jeans.
person 1: "OMG, Look at him!"
person 2: "Yeah, He must be a Knowdell."
by kaaawizzzy April 25, 2011

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.