The period after every break-up in which an ex-participant partakes in massive amounts of fornication and/or sexual promiscuity. See also : rebound or winning-streak.
Sam: "Man, Janey, you've been sleeping around a lot lately."
Janey: "Yeah, Sam, I'm on my slutty rampage after Scott and I broke up."
Alex: "So what are you going to do now that you and Scott broke up?"
Janey: "I'm going to go on a slutty rampage, like usual."