Literally meaning decline and decay it is usually used to refer to the decay of a society. However decadence is a very subjective term and is usually used by square control freaks who only like the simple and wholesome and believe that anything edgy or creative will lead to chaos.
Snobby complainer: words are starting to be used differently and couples are having anal sex which is wrong even though is is safe and usually consensual. And Mexicans are coming in and threatening to destroy our trafitional values whatever that means.Oh the decadence. Soon our civilization will decay into anarchy.
Combination of 'decade' and 'hence' - the act of looking back at life 10 years hence and wondering why you did all the depraved things that seemed perfectly normal then.
Older and more mature now, we sat around the bonfire and laughed our heads off as we dived nostalgically into the decadence of 1999.
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.
You didn't get any napkins with your takeout pork fried rice? Womp womp.