A heterosexual male hanging out with lesbians and hoping to perorm cunnilingus. See Lillian Faderman's forthcoming Gay L.A.: A History of Sexual Outlaws, Lavender Tandems, and Lipstick Lesbians (Perseus Books).
"Yeah he knows this is a lesbian bar, he a fish queen hoping to get lucky.
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.