Top Definition
vomit-inducing or pee-your-pants funny. So funny that no word (until now) could grasp the sheer laughter and joy experienced from the associated situation.
Watching that fat lady fart and subsiquently vibrate the chair to piecies thus causing her demise was hystericallarious. I was laughing so hard I started crying.
by jcap99 November 23, 2009
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