The act of commenting on a now over 18 year old friend's high school picture and saying they are hot or attractive.

See also: Lez autochester; the act of commenting on someone of the same sex's old picture before they were 18 and saying they are hawt.
Friend: "Aw, I found my high school year book from sophomore year. I look so young"

Comment: "Still good lookin', though. I hope I can say that without autochestering myself"

Same sex comment: "you are pretty hawt in this pic! I think I just lez autochestered myself."
by Hill_dawg May 8, 2012
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