A large, long-barreled, high-power handgun, preferably a revolver. From the comic book Preacher where the villain, Starr gets his junk bitten off by a trained Rottweiler and compensates with an obsession with large handguns. He stands in front of the mirror, holding his gun at groin level, saying "doom cock".
A prattish young woman desiring to flaunt her 'gothiness,' while not really realizing how annoying and cliche she is.
"Did you hear that? Ashley just stood up on that bench and recited 'The Raven' by Poe, in that black leather skirt with the skull on it. What is she trying to do, win a doomcookie competition?"
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.