between you me and the bedpost(redirected from between you and me and these four walls)
between you (and) me and the bedpostand between you and me and these four walls
Fig. a somewhat affected way of signaling that you are about to tell a secret. Alan: What's wrong with Ellen these days? She seems so touchy. Jane: Between you and me and the bedpost, I've heard that her boyfriend is seeing someone else. Jill: How much did you get for your used car? Jane: Well—between you and me and these four walls—five thousand dollars.