A term used in athletic training circles, intense anaerobic training causes a build-up of lactic acid leading to a spontaneous bout of diarrhoea. The acidic nature of said stool leads to severe ring sting, similar to ghandi's revenge but entirely self-inflicted
That session yesterday was savage, it gave me serious lactic brown
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.