To have sex with an individual who you have had sex with in the past. To be considered a recock, the recocker must have had sex with at least one person since having the initial sexual encounter with that person. In a True Recock situation, both parties have had sex with at least one other person since the initial encounter and lots of time has passed.
Q: Hey Jake, are you gonna recock that girl you used to bang in college now that she's back in town? A: Yes. I intend to recock her after the bar on Friday night.