A young, hip, usually single female who possesses an innate aggressive, fierce, often head turning demeanor. Kind of like a cougar, only younger. Quick to strike, one capable of taking the eyes of men who seek them.
There are many derivations of the falcon. Some more mysterious, hardly seen. Some small in stature, (Pygmy falcon.)
1 Man to another Man in club: " Did you see that falcon
at the bar? I would sever my left arm for a chance to date her!"