the name of the software system used to log in when an institution has multiple websites and shit. the example the you may have encountered is when you logged in to your university's web portal thing where you check your grades, and then you're also automatically logged in on whatever other university websites use that same name. hospitals and shit have them too
you: *types in password*
webpage: contacting shibboleth for login confirmation
shibboleth: *wheeze*
webpage: login failed you:
webpage: sign out confirmation tho???
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.