Top Definition
Short for kleinfelter's syndrome. When a man has female characteristics because of an extra X chromosome.

Can be used to insult someone. See bitchtits
Shut up Kleinfelter's. Stop whining and being a little bitch.
by Daniel Bergmann March 08, 2004
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.