boudrin can be described as anything or anyone. You decide somebody can be a boudrin. Something can be a boudrin you can act like a boudrin its all up to you
When you are doing something that is not the socially accepted norm and it often makes no reasonable sense to other people why you are behaving in such a manner.
Don is bolding whenever he smokes a cigarette because he unconsciously (or consciously) smokes it as fast as possible and ends up with a cherry the size of your thumb.
When Don arrives at a bring and braai with no food or drink, and proceeds to eat a second helping before people that brought food have even had one helping, we say to ourselves "Oh yes. Don is bolding again"
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.