The Power Button and the Refresh Button are both buttons that replace the F keys on a Chromebook. By holding down or pressing on the buttons at the same time, you can turn off or turn on your Chromebook instantly.
Many kids at school repeatedly use this move at school to annoy their friends and other people. It happens especially when they just want to turn off your Chromebook and it's really freaking annoying.
Me: Crap! Only 1 minute left to complete this assignment on my Chromebook!
Friend: Hey, you wanna see something cool?
Me: Okay, what is it?
Friend: *Presses Power Button+Refresh Button on my Chromebook*
Chromebook: *Turns the fuck off and dies*
Me: FUUUUUUUUUUUUUUUUUUUU
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.