The hour of the night past the witching hour, which begins at 4:00 AM. Most commonly used in Michigan and Chicago to refer to that time of the night when shit gets weird.
"Dude... what the hell was that?"
"I don't know, it's the didly hour, shit gets wierd."
the level at which an act or phrase becomes beyond the want of human comprehension. A friend of mine went "all in" in a texas hold em pokergame with a pair of 2's for no apparent reason.
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.