sock talk
noun: a subject of conversation that isn't acceptable in public, for either reasons of concealment or embarrassment
origin: the reasoning that if someone removes your socks, pants are just a step away
origin: the reasoning that if someone removes your socks, pants are just a step away
Guy in public place: So, what happened between you and (male) after the movie on Saturday?
Girl: Hey now. No sock talk here!
Girl: Hey now. No sock talk here!