when riding shotgun with somebody, who, just for a split second, takes their eyes off the road, looks back and realizes they drifted 2 feet out of their lane and proceeds to jerk the car back in to position so violently that your neck suffers whiplash. just like riding a rollercoaster, it can also be done in smaller jerks that, by the end of your ride makes you look for the first bush to purge behind.
boy #1 -dude, you just see a ghost?
boy #2 - no bro, i rode shotgun with Becky in the roadcoaster!
boy #1 - oh, shit..bathroom is down the hall, 1st door to your left!
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.