The act of not exactly sitting, but not exactly standing over a LONGDROP, but more a case of just bending the knees with your bum a few inches above the seat when wanting to defecate
To levitate means to smoke pot. It refers to achieving a meditative mindstate, one that yoga gurus (presumably) achieve, whilst sitting in a lotus pose. When in this mindstate, it might feel as you're floating mid-air, ergo levitating.
"Bro, shut the door! We bout' to levitate in this bitch!"
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.
You didn't get any napkins with your takeout pork fried rice? Womp womp.