A manouver in which a girl finishes riding your face and dismounts by sliding her vagina across your whole face, leaving a trail of slime like a snail.
John: " Hey bro, How did your date with Ashley go" ?
Blake: " It was cool dude, she stayed the night".
John: " Nice you gonna see her again"?
Blake: " IDK bro she hit me with that Gary the Snail".
John: " Gross".
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.