A derogatory name for someone of Middle-Eastern descent. Probably the most common usage is in reference to Selami bin Hiden, I mean Osama bin Laden. Especially given the circumstances in Iraq, a diaper head is not a good thing to be.
Redneck 1: "Dude, look at that diaper head over there at the pump"
a childish person who smells. usually of penis. a childish nickname for childish acting adolescents. usually a diaper head has a microsaphallic brother with rotten teeth.
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.