Pronounced (May-Sihn-Aight)

One who follows the free mason religion. One with the Illuminati
I knew Jacob was weird but I didn’t think he was Masonite weird.
by Hall-Pissed August 20, 2020
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A Music student at The State University of New York at Fredonia (SUNY Fredonia) who spends much of their time in Mason hall either practicing, attending class, rehearsing, or chilling in the lounge.
"Hey, why do we never see Jesse anymore?"
"Oh, cause he's a Masonite."
by Jesse Conti September 12, 2005
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An adjective to describe something very large.
"That is a masonite burger!"
by foxy justice July 10, 2008
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