When a woman hasn't shaved in awhile, and you feel very little hairs as grope her leg.
a guy/girl that is annoying and won't leave you alone; someone who calls and talks too much, etc.
"He called me like 8 times today...such a splinter!
When tobacco scavenged from an ash tray is re-rolled using a gum wrapper as the paper. Typically used by minors or people without access to cigarettes or tobacco
"Yeah man, my 18 year old brother is out of town so I have to go filter fishing and roll splinters"
When a female's clitoris is aroused and/or erect.
Men wake up in the morning with "wood," women wake up in the morning with "splinter."
Wow man, did you see John? He drank a 12 pack and now he's so splintered.