1. Stains left in the seat undergarments. See also: "Skid Marks" and "Bacon Strip"
2. A contraction of "Script Kiddies". Script Kiddies are inexperienced young hackers that use programming scripts (Login, Visual Basic, et. al.) for malevolent ends.
1. Whoah! You scared the bejeezus out of me. Hold on. I gotta check my shorts for skiddies.
2. I can't believe a bunch of Skiddies got into my website and messed it up.
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.
You didn't get any napkins with your takeout pork fried rice? Womp womp.