1 - The name of the deadly virus from Stephen King's novel 'The Stand'; 2 - more commonly known in drug circles as a rough after-period following intense use.
1 - "Captain Trips killed almost all of America"; 2 - "Man, last night I was so high I woke up this morning next to Captain Trips!"
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.