During sexual foreplay, the woman partner straddles the man, while laying on his back, facing the opposite direction, shits on his chest.
While Jack was handcuffed to the bed, his wife Maggy asked him "Would you like a Rollin' Brown Eye?" The man replies "What is that?" Maggy then shits on his chest as her husband watches her poop roll out of her bum.
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.