The over exaggeration of every movement of the body from someone high on methamphetamines. The user will twist and flex and bend their body in unusual and unnatural ways with every body movement. This typically happens when the user has been awake with no sleep for way to long. Methamphetamines does not effect every person that uses in this way.
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.