A skank who has been ambushed from the side or the back and finds herself suddenly having sex, but likes it.
-Dude did you hear about Jackie?
-No. What happened?
-Jared just popped out of the bushes naked and started having sex with her. It was the craftiest thing I had ever seen in my life.
-What a skank.
-I'd say more like a Flanked Skank.
When you're playing Gears of War, or any other online game, and you flank the enemy, and give a good ol' spank from your shotgun, or any other weapon of choice. Usually is a technical Flank and Spank if the enemy didn't even know you were there.
A term originating from Call of Duty Modern Warfare 2 where one attempts to flank, get to an opposite side or objective using stealth, then proceed to shank the victim(s), prison term for knifing.