plural of skeleton in the closet

(US, idiomatic) A shameful secret.

Of a corporation or other business, owned by a small number of people, and not having shares of ownership sold via a stock exchange or other public market.

In near proximity.

(photography) A photographic (or other) image in which the subject is shown at a relatively large scale, and occupies most or all of the frame.

Alternative spelling of closed-source

plural of closer

A mechanical device, containing a spring and a cylinder of fluid, that automatically closes an open door.

(humorous) One who does not speak can be sure of not saying anything embarrassing.

(idiomatic) To attempt to prevent a problem that has already occurred.