1 definition by T3h Fly1ng Sp4gh3tt1 M0nst3r

Top Definition
When you're looking through a yearbook from any school, and suddenly you have an erection.
John was looking through his yearbook when he saw Kelly's picture, remembered something, and then got a yearbook boner.
by T3h Fly1ng Sp4gh3tt1 M0nst3r June 11, 2010

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