The definition isn't for sure, but the word "donkelope" is used as an insult such as: "you dummy!" this word can also be related to "donkey" or "antelope".
A dönkel is a person who always falls in love with the new partner on the first date. This phenomenon is also called dönkel-effect. An average dönkel experiences this effect about four times a year.
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.