Top Definition
The uncomfortable feeling a person gets when they are watching tv with family members and a sex scene is on.
I was watching TV with my parents and on the programme we were watching, a sex scene appeared. A feeling of ancest came over me.
by Harlequin88 October 27, 2009
sex with one's ancestors, similar to incest
I saw some pictures of Great Grandma Jody taken when he was my age; DAMN she was FINE. I built myself a time machine and had some straight up ancest with her.
by Thisoneperson November 17, 2007
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