1 definition by fearme36

A person who inbreeds or dates/marries a relative.
A: Did you know that Cleopatra married three of her own brothers?
B: Yeah, what a Knappaphiliac.
by fearme36 February 25, 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.

×