Uncommonly used, but still heard once in a while. It's a phrase that Winnie from Animal Crossing would use every now and then (and I imagine that a few other characters similar to Winnie would use it too). Fun to say if your bored/hyper.
You're really giving me this cookie?? Yay! Super-happy-fun-time!
Used when one is describing smoking marijuana. Can be applied as a substitute for the word marijuana/weed when asking another in a public setting to detract others from what you mean. Think stealth.
Person 1 (at work): Hey are you down for a super happy fun time session?
Person 2: Hell yeah I'm down.
jack and jill went up the hill to have super happy fun sexy time, to have fun. it was fun, super, happy, and sexy. unfortunatly they rolled down the hill. and died.
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.