Old school military slang for "Kitchen patrol," e.g.,
pulling kitchen duty, usually as punishment for some minor offense. Peeling a mountain of spuds was the usual visual associated or serving up flopping patties of glop on trays held forth by worn out G.I.s. Often considered an effeminizing punishment because you had to wear an apron and it took you away from the true manly work of war.
"Where's Allen, Man? We got to get up the road."
"Old lady saw lipstick on collar, Man, or some such shit. Didn't kick his ass out but she got him on K.P. permanently. I think his riding days are over."
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.