twincest

When twins are in lust/love with eachother.
by Anonymous September 14, 2003
mugGet the twincest mug.

twincest

A whole new way of 'go fuck yourself'.
When I saw those twins, all I thought of was twincest.
by HarunaXV October 12, 2010
mugGet the twincest mug.

twincest

incest between twins.
twins who have a sexual relationship
by squee February 19, 2005
mugGet the twincest mug.

twincest

lucy and anna were twins but they regularly ate eachother out. this is called twincest
by anonimus 1/\ December 01, 2007
mugGet the twincest mug.

twincest

Incest between twins. In the world of fanfiction, this is both a frequent and yummy occurance that we, as human beings, should be eternally grateful for. <3
Hizashi/Hiashi is mad twincest. <3
by Louey March 28, 2007
mugGet the twincest mug.

twincest

Tom and Bill Kaulitz (Tokio Hotel) have twincest time on the tour bus every night.
by anonymous twc fan February 28, 2009
mugGet the twincest mug.

twincest

Slash (mainly) between twins.
1. Elladan and Elrohir, twin sons of Elrond of Imladris. From lotr
2. Weasley twins from HP
by brat July 03, 2004
mugGet the twincest mug.