Guys who think they're black but really are just being completely ignorant and crass with their life because they make powder look tan. But still think they're black and walk around with a nasty attitude and pick on other black dudes and other dudes that think they're black...YOU"RE NOT BLACK..because they're cooler than you!
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.