When the liquid that comes from inside a vagina dries up and begins to flake off. It is often found on a man's penis after he has had his way with a lady.
Jeremiah: Yo how was that slut's snatch?
Jimmy: Wet as fuck, see for your self brah. *pulls down pants*
Jeremiah: Yo shit bro, that's a lot of cunt rust on your cock!
---
As I fired my stream of piss into the toilet I looked down at my dick. To my surprise there was still cunt rust left over from last night's sexual shenanigans.
a person playing Counter Strike : Global Offensive in European servers mocking the russian race by mic or chat spamming cyka blyat in chat or with a mic. Also known as a "silver"
(Noun) A nasty, old bitch who sluts her saggy cunt about, usually in the direction of defenceless young men.
Distant inbred, sluttier cousin of the Cougar. Also related to the younger version (Cunt Slut)
Man 1: "Hey dude wtf is that thing over there?"
Man 2: "Oh shit. Be very quiet, that's Nancy, she's a Rusty Old Cunt Slut. Let's get the fuck out of here"