Gasoline Girl

n. 1. a person of the female gender who can be persuaded, with money or otherwise, to be an initiator at a party or gathering. sort of a fire-starter if you will.

We spent all this money for a stripper pole and we don't have a gasoline girl to get the girls up there.

Jane is our gasoline girl. She'll get the lap dance contest started.

All it takes is a gasoline girl and all the girls will be topless in no time.