A person who sports a lush, luxurious coat of body hair, generally located, but not limited to, the chest region, and sprouting haphazardly over other areas of the body, sometimes in tufts or single follicle sprigs.
"Ewww, Dan's body hair is matted and gross! Body hair is so 80's!"
When somebody writes a response to graffitti that is already on restroom wall
I used the restroom at a truckstop and somebody had written on the inside of the stall "Bush's head is so far up his ass that his sphinctor is wrapped around his neck and is cutting off oxygen to his brain". Underneath that I wrote "what brain?". This is an example of conversational graffitti.
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.