An all-purpose exclamation that transcends meaning, used to greet friends, celebrate victories in video games, and inject a dose of randomness into conversations. It's the linguistic equivalent of a confetti cannon, adding a splash of fun wherever it's uttered.
The act of hitting the front brake handle too forcefully on a bicycle, causing the torso to slide forward and the scrotum to painfully smack the handlebar brace. After the pain subsides, the swelling and purple testicles become a reminder of this careless mistake.
Hahaha -- did you see Stanley just pull a purple gurp? Swear to god, he flew over the handlebars after smashing his sack!