Something a man has to do at some point after masturbating (see wank). Usually this involves simple pulling the foreskin back into place, or just a nice solid squeeze of his member.
Lad 1: Dude, I've bin itching all day
Lad 2: Why? what up?
Lad 1: Well I rubbed one out earlier and I have had chance to DR (Dick Reset) yet.
Lad 2: Say waaaa!