Top Definition
1. relating to an incestuous love affair between family members of the same gender. Most commonly between siblings.
Homo-cestuous is the new gay honey, everybodies doin it.

After the game when Eli and Peyton Manning hugged I got the feeling that at one time their relationship might have been homo-cestuous.
by Nikolai Vincinius October 28, 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.

×