Year book hot is a type of attractiveness where the person would look hot, but only in a yearbook. Essentially a great face, but not so great body; the antonym of butter face.
Bro 1: I can't believe you didn't hook up with Holly! She is so hot!

Bro 2: Nah, Bro. Holly is yearbook hot; she has no ass and gross feet.
by your middle school best-friend October 15, 2013
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