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The startled feeling you have when you realize, too late, something you should/could have done differently, and usually blurt out,"Aw, shit, I could have {insert missed action here}";often occurs while gaming.
We were playing Munchkin last night and I had a shitpiphany when I remembered, too late, that as a Ranger I could have made the cyclops into a steed instead of fighting it.
by theMotherDog October 14, 2010
When one has an epiphany while sitting on the toilet. Usually while defecating.
Dan, while sitting on the toilet, had a shitpiphany and decided not to marry that chick.
by frail_otis November 04, 2009