A sexually aggressive woman who's after a good lay in the sack! When there's good peen involved, man eaters never back down. She will chase your skivvies off the seams.
2.) A scandalous female, like that of a hussy or whore.
Your best friend, your number one ace who always has your back no matter what. And when his girlfriend questions the box of empty condoms in the glove compartment, he will jump in and take legal ownership of your infidelities.