Referring to a person, usually a girl, who posesses
bitchy-
like qualities OR to call them a pain in the
ass or a pussy.
Girl 1: Hey, are you goin out tonight to that
club?
Girl 2:
Nah, my mom's being a cuntlock and won't let me
go.
OR
Girl 1: Did you see that girl talking to my boyfriend?
Girl 2: Yeah, shes such a cuntlock.