Top Definition
when one hooks up with a person, then, at a later time, hooks up with a relative of said person
Dude, how could you make out with your ex's twin? That's secondhand incest!
by patpat lacisté December 18, 2005
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.

×