shit·e·piph·a·ny shit-ih-pif-uh-nee
A sudden, intuitive perception of or insight into the reality or essential meaning of something, usually initiated while sitting on the toilet taking a big shit. PER RSMM
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.
A sudden realisation that feelsgrand and momentous but really isn't.
Hey man, you remember that scene in Point Break when the chief tells Utah that he's young dumb and full of cum? I just realised thats so much more offensive if you say it about a lady.
Many thousands of years ago, the foot-sore Himalayan nomad, midway through an epic trek, experienced a slipiphany, and pediatristic comfort history was made.