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Euphemistic term for a prostitute, often preferred by the sex workers themselves.
She: I don't like being called a whore or a prostitute.
He: How would you describe yourself then?
She: I'm a working girl.
by starflier December 08, 2003
a prostitute(an alternative to terms like whore and slut)
I felt sick when I learned she was a working girl.
by Light Joker December 23, 2004