noun
1.) The sudden realization that your bladder will explode.
2.) Waking up after a long night of partying and realizing that you have pissed your pants.
Dude, I'm sorry I left all of a sudden. I had an epissphemy.
After the party was over and everybody went home, I decided to go to sleep. When I woke up the next afternoon, I had an epissphemy.
by That ein guy July 30, 2013
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