lordose

To lordose, in female mammals, means arching the back in a courtship display to gesture receptiveness to mating; in human women, lordosing means arching one's back as a form of flirtation.

She would lordose any guy she wanted to sleep with

lordoser

A lordoser is a person, especially a woman, engaging in public courtship beaviour; especially soliciting for the purpose of marriage or dating. In contrast to prostitution, the lordoser postures in public for eligible bachelors rather than for johns and tricks.

her being a lordoser for 2 months paid off, she's finally married!