Marijuana smoked while fishing, often used superstitiously due to the belief held by some fisherman that one of the more likely times to receive a hook set is whilst a blunt is being rolled etc.
It was 4:20 p.m. in the ACE Basin, and Herman nearly dropped the fish whistle when his rod got bent over by forty inches of redfish.
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.