1 definition by ChubChub2000
When two actors/actresses play siblings in one or more movies and love interests in another/other movie(s).
"Did you know Shailene Woodley and Ansel Elgort are brother and sister in Divergent and like dating in Fault In Our Stars?"
"What?! That's cinema-cest."
"What?! That's cinema-cest."
by ChubChub2000 October 25, 2014