Basically a crusty niggas way of saying they a real nigga and deserve ratchet or big booty bitches shaking it in front of the them in a hot sweaty ass club
ex 1. "Although i'm a lowlife nobody would you be kind enough to shake it for a real nigga?"
ex. 2 "woooah she got a fat ass. throw me a bottle of water im thirsty! i need lil mama to come shake it for a real nigga"
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.