When a chick breaks up with you, the resulting emotional cataclysm that one experiences as well as the ensuing shitstorm of derogatory insults directed towards her can be summed up with this medical term. May involve excessive swearing, claims of being better than her, and, of course, emphasis on how "dat bitch" done you wrong.
Klye- Goddamnit Mralk, it's been 3 months and you're still complaining about Gabriella.
Mrak- Dat bitch Gabriella done me wrong Klye! I'm so much better than her.
Klye- You've got a bad case of Dat Bitch Syndrome.
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.