the definition is simple it is your dink,penis, boner, and so on it is you livelyhood it is your manhood. giving her the manroot can lead to rootlock wich will eventually lead to rootrot none of wich are good.
kurt always says "she wants the manroot"
, "im gonna give her the manroot, real roughlike."
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.