The absolute worst insult someone can tell and American. It is a devastating blown to everyone who is told it. It has been known to make some people spontaneously combust.
Nate: “Dude I swear this guy is a weinerwaddle.”
John: “I know man, total weinerwaddle.”
Nate: “Holy shit he just spontaneously combusted!”
John: “Fuck lets get out of here.”
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.