The unpleasant feeling you have after having a dream where you do something you really want to do, but can't in your waking life due to the shame you'd feel
Seamus was walking around the blocktoday in full dreamshame mode after having that dream where he boned his teacher Mrs. Jones.
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.