The Candy Corn Effect is when you do too much of one thing then you start hating it. Named after the effect after eating too much candy corn, when you then start hating it.
It is used to describe something as in:
John: Dude I rode on that roller coaster so many times, now i'll throw up if i go on it
Steve: Oh so like the Candy Corn Effect?
A candy made of 90% sugar and 10% crayon wax that appears in stores in the U.S. around Halloween time. The shape and color are supposed to resemble a kernel of corn. Upon seeing these make their once a year appearance, you are inspired to eat a whole package of them, after which you are so disgusted by them that you can't touch them for another year. They are the Halloween version of the Valentine's day conversation hearts.
Someones set of teeth that's multi-colored from lack of brushing them. Usually addressed as a insult to get someone away from you because your grossed out over the fact that he or she have not brushed there teeth in many weeks.
Why are you smiling at me, gobrush your candy corn teeth.
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.