Normally a stubby cock, where the head of a cock goes back inward and looks like your circumcised cock never had the procedure in the first place. Looks like a toque and happens when you wear tight ginch or have a fat roll in your ginch pressing on your cocker all the time.
I've gained a lot of weight since I finished high school and whenever I take a piss I have to stretch out my bird a few times because I get cave cock.
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.