The act of singing notes all up and down throughout three different octaves in five lyrical syllables or less. Technique made most popular by boy bands like All 4 One and Boyz II Men, its purpose is to convey a deep flowing current of emotion, yet sounds more like a vocal epileptic seizure revealing the singer's inability to hold a note for longer than half a second.
The end of that sappy-ass All 4 Men song "I Swear" where the singer hits no fewer than 22 notes in the three syllables "Oh, I swear" is a prime example of souldeling.
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.