A girl who, from one angle, looks hot, but from another is horribly ugly. Much like how on a football instant replay it may look like a touchdown from one angle, and down at the 1 from another.
Dude #1: I thought that girl in the black over there was hot, then I saw her from another angle, and I saw she was really ugly.
The act of discrimination against people who are in the an incest relationship. Word Origins: combination between Incest and Racist, First used by a Weeaboo on Youtube that goes by the name of Double4anime.