Verb: to break a promise, default on a debt or ask for the return of a gift or other item
Origin: taken from Sen Joe Lieberman's (Slave - Insurance Industry) habit of breaking his word, first to his constituents in CT, and now the American People
He gave me a gift, and now he's pulling a lieberman and asking for it back
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.