The emphasis for a person who is so stupid brain dead and ignorant all at the same time. If someone calls you this, then you are a disgrace to the country
My friend is such a dusty crusty Reece. She doesn't even know the concept of two plus two.
When someone or something looks Crusty/as in bad or like they got runned over by a car . They look like a mess , Dusty as in Dirty or like they look bad.
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.