Something awkward or embarrassing that you say while very very tired. When you become this tired inhibitions are lowered much like a drunken state.
I can't believe I told Roger about my first time last night...what a jessism.
by jessjessthejess December 6, 2010
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A religion praising it's founder, Jessie
I believe in Jessism because I'm smart.
by Pickchik22 August 26, 2008
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