noun. A dastardly female assistant, complete with feminine wiles and possibly a crowbar.
Real citation: "You do my bidding quite well, actually, maybe just throw in a little abuse of language or absurdity and I think you'll make a very fine henchman... henchlady... henchess? Underling. Yeah. Now, make me a sammich!"
(erick, Nov. 13, 2004, http://188.8.131.52/search?q=cache:56oCU_m5egUJ:lugubrious.net/news/display/
Made-up citation: "I'm a young professional looking for friends, friends with benefits, activity partners, henchesses, and a new toaster."