to sneak up either behind or above someone and attack them causing an instant death.
OH! You just got splinter cell'd!
A painfully annoying song that gets stuck in your head, in extreme cases, impeding everyday tasks.
I've got "I don't feel like dancing" stuck in my head, it's a real head splinter!!
When two people try to have sex while several other people are sleeping without waking anyone up.
My friend and his girlfriend always try to have splinter sex when we're over....They're not to good at it.
When you stick your dick inside of a tree
Man! Taylor just performed another reverse splinter. What a badass
Taking a stick or pencil with sharp metal edges, covering with alcohol or teriyaki sauce, giving a stinging sensation.
Damn, when he gave me a teriyaki splinter, I wanted to die.