time & temp girl
a prostitute, slut, whore, etc. A time & temp girl pleasures you late at night, when your girlfriend can't find out.
Girlfriend: Who were you on the phone with last night?
Boyfriend: Oh, just the time & temp girl...
Girlfriend: Oh, okay, sweetie.
Boyfriend: Oh, just the time & temp girl...
Girlfriend: Oh, okay, sweetie.