An item or person that is generally agreed to be good, but for no particularly specifiable reason, thereby giving off a general aura of genuine 'goodness'.
Having genuine worth (unlike shifty) but achieving it effortlessly (unlike stripper)
Being spongey is an extremely desirable state of existence
Forget about that tart Katrina, she's stripper. Not like Kristine; now there's a spongey chick.
Spent last night round at Jamie's place, had a few beers, watched the footy - it was spongey.
Gees when I first met Kirby I thought she was shifty...but once you get to know her she's actually pretty spongey
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.