when you are in a fight, the opponent tries to kick you and you grab their leg, you then take your thumb and your index finger and "pick" off their tesicles likebeans.
Ted: So Jack how did you do in that fight with Timmy.
Jack: He was being cheap trying to kick me so i gave the columbian beanpicker.
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.