a combination of fantastic , majestic,incredible and fabulous. Used to describe items or events that are so shitastically amazing that they cause ones balls to explode due to joy overload.
Man, weekend at bernies was on last night, that movie is fucking fantasmacredilous, i was cleaning my ball off the walls for hours.
Fantasmagenis is the term used when describing something that appears odd or irregular, especially in a horror film. It's an energy or force that we can't see.
The lights started to flicker and I could have sworn I saw a lady standing by the window!
Don't worry, that's just fantasmagenisis.
It is said of the situation where a person has the bad luck to make contact with his testicles against an undefined surface or object, intentioned or not.
Given the nature of the word, it is more appropriate to design cases where the interaction is made with a moving object, for example, a ball.
Although it is extremely painful for the victim, it tends to be considerably funny to people who witness it.
Today in the baseball game the pitcher took a nutshot; the baseball hit him in the nuts.
Man, I just watched the funniest nutshot video ever.