Pronounced: goo - fos - mmm - ferb, offically. pronouncing gufosmfrb (goo-fos-mmm-ferb) as goofosmorphbin will cause another person to feel gufosmfrb. it is not gufosmfrb at this point. (this is called the gufosmfrb/goofosmorphbin paradox.)
covers all emotions. it is the emotion that you feel when there is no other explanation. gufosmfrb will be there to reverse your tears. gufosmfrb is crying upwards. gufosmfrb is everything, originating from a keysmash
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.