Da ability to know whether someone possesses a little spare change in his handbag.
Don't audibly rattle your nickles and pennies while out in public if you don't want indolent people to ask you for money --- not everyone has extra centsory purseption, so no need to make a moocher's handouts-seeking job easier for him!
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.