Vince
Northern Virginia slang for marijuana. "Chilling with Vince" is the same thing as smoking pot.
"Yo man, I'm tryna chill wit Vince. "Come ova." "Aite."

Mom: What'd you do last night? Me: Chilled with Vince. Mom: Who's Vince? Me: My best friend. Mom: So what'd you and Vince do? Me: Chilled. Mom: Oh.