to steal or "jack" one's "swagga" or own unique style or personality that makes them hotter than your boring ass. Often occurs when one is jealous of a much sexier, popular, loved, fun & entertaining individual.
You design an original thing thats all your own & expresses part of who you are. Someone jacks that, claims it is theirs, & looks like a dumbass swagga jacka cause everyone knows it was yours first.
aka: You can jock my shit, but u can't rock my shit.
Bill saw how cool Jimmy's jacket was so he went out and bought the very same one, and in fact has worn it to outings that he knew Jimmy would attend. It was a swaggajack, plain and simple.
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.