A runster is a cool, totally rad person who runs; for fun, fitness, weight loss - it don't matter. Long distances, short distances, slow or fast running in it's pureness.
That runster justfinished a 5k. Impressive that runster is.
Ronster is formed by contracting the first name Ron with the word monster.
It is a nickname (or adjective) for a person (or thing) of a person named Ron.
In usage, Ronster, like monster, may be used in either its sense as a noun or adjective.
Nickname: Ronster for a person (or thing) of a person named Ron.
Adjective: Ronster may be used as a descriptive term of endearment, mild annoyance, satisfaction, disappointment, or indifference for a person (or thing) of a person named Ron.
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.