A woman and/or her vagina with hair like red Fanta softdrink. Same as firecrotch.
"Have you ever been to Ireland, dude? It's full of Fanta-snatch!"
A redheaded woman. Particularly a redhaired woman's vagina, same as firecrotch.
Guy 1: "Hey, have you ever been to Ireland?"
Guy 2: "Hells yeah! It's full of Fanta-snatch."