After banging a broad (or whatever preference) in the ass, a shit worm forms in your cock. Whether before or after you cum, the bitch gets down and sucks the shit right out of your dick. That's the black snack.
Did you hear about Jenny-B?
Yeah. That bitch loves a black snack.
chewing tobacco, a tobacco fix
yo man, lets go have us a gippa snack
A derogatory term for the vagina.
"I stuck my French fry right in her snack-hole."
Having your snacks (or lickies and chewies) in a convenient location to facilitate access to said snacks.
I always put my m&m's in the small pocket of my backpack for Easy Snack-cess.
Dude, did you score on some X?
No, he only had two scooby snacks left.
Jeremy says if you stick that scooby snack up your ass, you'll rush like a motherfucker.