red box

Noun

 * 1) A phreaking device that generates tones to simulate the insertion of coins into a payphone, thus enabling the user to make illegitimate free calls.
 * 2)   A secure briefcase-like box used by ministers in the British government to carry their documents.
 * 3)  A safe located at a nuclear installation containing launch codes.
 * 4)  A "tornado watch" notification, indicating that conditions might lead to a tornado though none has yet been sighted.
 * See also:
 * 1)  A "tornado watch" notification, indicating that conditions might lead to a tornado though none has yet been sighted.
 * See also: