When the pizza boy brings you the wrong order but he insists you pay, you act like you are reaching for your wallet but instead you stick you hand between your ass crack and give him the old shithand across the face.
When the pizza delivery boy came I checked my pizza only to realize it wasn't what I ordered. I was pissed, so I gave him the old Rusty Johnathan.
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.
A lighthearted reaction upon receiving disappointing news of some sort. Usually something that isn't a particularly a big deal, esp. when it primarily affects someone else - sort of a mild schadenfreude. Sometimes doubled or tripled, and possibly said in a sing-songy voice for added comedic effect to imitate a muted trumpet, which is how the meme originated.