A phrase often used to describe a girl whom you feel possesses certain qualities that qualifies her to be a model wife for you.
Also see: Wifey
"Did you meet Christine yet? Man, she's definitely Wifey Material."
What really slutty, ghetto girls call themselves to make them seem real and cute and kind but that's not really how they are.
I'm such Wifey Material. I'm a whore! Yaaaaay.