A girl who you feel has the potential to be your girlfriend
or the person you are "officially" exclusive
with. In some cases, a girl you feel possesses qualities that would warrant marriage.
Devin: " So, how was your date with Veronica? She let you cut
Justin: " Hell naw! She's a good girl, funny, got her head in the books."
Devin: " Yeah, man, and she's fine
Justin: "I know, she's completely wife-able."