(idiomatic) In private; in one's private life; lacking (normal) public disclosure, in camera.
Synonyms: closed door, with closed doors
What you do with your girlfriend behind closed doors is none of my business.
(idiomatic, sports) Without public spectators.
Libya's opening home match in the World Cup qualifiers against Cameroon will be played at a neutral venue and behind closed doors, FIFA said on Friday. [2]
People tend to think of Brisbane as a sleepy, sub-topical place. I don't know. It's like Baltimore or something. I don't know. You would hear the family dramas going on behind closed doors. Geoffrey Rush
For too long, decisions have been taken behind closed doors - tablets of stone have simply been past down to people without bothering to involve people, listen to their views or give them information about what we are doing and why. Peter Mandelson
There is a cliche that men want their women to be ladies in public and hookers behind closed doors. I want my woman to be the sharper image robot so that she can be turned off. Al Goldstein
I think behind closed doors people behave differently no matter what period we're looking at, because people have to stand up straight in public but can slouch behind closed doors - can you imagine wearing those corsets? Brenda Blethyn
The whole process of getting licenses to broadcast, which took place decades ago, was done behind closed doors by powerful lobbies, and wealthy commercial interests got all the licenses with no public input, no congressional input for that matter. Robert McChesney
Behind closed doors they had what were legendary battles I hear but when the doors opened there was absolute unity. Not a crack could be found. No separation whatsoever. They were locked together for the good of the community. Maynard Jackson