Ace is somebody (probably a male) who is suave and horny but good at getting it taken care of. can also be used in terms of "Aceswild." can be connected to a poker game and the face of the person about to get the pot and take somebody completely by surprise. usually involves a sly smirk. a couple of uses so you get the picture:
Mike: that chick had no idea what was coming her way but she wasn't about to back down to me. ACED.
Shane: ACES bud!
Chris: AHA! ACESWILD!!
Mike: well you now how i am. as Ace as they come.
Aces has been American slang for "the best" at least since the first years of this century, deriving from aces, the highest cards in poker and other card games. But ace for an expert combat flier who has shot down five or more enemy planes appears to have been borrowed from the French as, "ace," during World War 1. From there ace was extended to include an expert at anything. The card name ace comes ultimately from the Greek 'as, one.