A STORE WHORE is the girl who, wherever she works, has sex or fools around with fellow employees... mainly managers
Calista has been working at the grocery store for only 3 months, but she's already the store whore after sleeping with 2 cashiers, a bag boy, and the assistant manager.
Trixie is known as the store whore, because she's had sex with every new manager trainee that has come along in the last 6 months.
(1) A prostitute so cheap she would not even warrant a dime for her services. (2) An individual who is such an unbelievable slut that calling her a dime-store whore is both an insult to the value of dimes and to whores.
As Kelly provided fellatio to the stranger she had just met in the parking lot of a McDonalds, she demonstrated her prowess as a nickel-store whore.