A vagina that erupts with juices after sex during a woman's period.
Nikki had some crazy lava pussy after I made love to her so I put my face between her sexy legs, sucked the lava out of her pussy, and licked her clit until she came in my face
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.