A vulgar and hard to understand expression used to suggest that a particular item of food is not of the desired heat, usually associated with owners of microwave ovens.
Used in everyday conversation between persons (A) and (B)
(A) "My pie has gone cold"
(B) "I suggest you warm it up"
(A) "To hell with you and your microwaves! I'm eating this damn pie at whatever temperature i want!"
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.