cooldown period
The period of time spanning a man's last orgasm, and the time when he will next be able to perform.
Guy 1: God the worst thing happened. I was coming out of the bathroom, when I saw Sheila half naked on the bed.
Guy 2: How is that bad?
Guy 1: I was still in my cooldown period!
Guy 2: How is that bad?
Guy 1: I was still in my cooldown period!