1940's term, back when young women wore poodle skirts and rolled their bobby socks down to their ankles. Shirley Temple portrayed this adorable, adolescent character in 1947 Oscar winning film; The Batchelor and the Bobby Soxer.
An uneducated female, dressed in flashy “ooh look at me, I'm an asshole” attire and accessorized with “ooh look at me, I'm an asshole” ratchet jewelry, fake gold necklace with "Bitch" written in Harlow Solid Italics for that classy touch.
Beware of this sheep, she is quite the Filching Mort. Her aim is older, wealthy men with unlimited resources. She will carry on like an innocent school girl without a cause, until she has exhausted all of his funds, then the party is over.