A prostitute.
A charlatan, huckster, grifter, swindler, a scoundrel.
A pimp.
Somebody who pretends to be an amateur at a game in order to win bets.
A male prostitute who sells his services to men.
One who rushes or hurries; an energetic person.
A female prostitute.
Used other than figuratively or idiomatically: see working, girl.