A person who can eat while they're sleeping, especially while stoned. Derived from "crunchy munchy" or "crunchy munchkin," later abbreviated for slang usage.
I looked over and ashley was asleep, but she was eatingsun chips! She's a crunchkin!
“See you next Tuesday” If you’re poochina…you just serve cunchina. Cunchina eats, you serving, you EATING that chocolate cakeeeuhh. Keep serving cunchina.