red box en · NOUN
Meanings
- A phreaking device that generates tones to simulate the insertion of coins into a payphone, thus enabling the user to make illegitimate free calls.
-
(UK) A secure briefcase-like box used by ministers in the British government to carry their documents.
Downing Street has rejected suggestions that David Cameron might have caused a security breach by briefly leaving his official ministerial red box unaccompanied on the table of a train carriage.
2013 September 9, Ben Quinn, “No 10 denies David Cameron red box security breach”, in The Guardian:
- (US) A safe located at a nuclear installation containing launch codes.
-
(US, informal) A "tornado watch" notification, indicating that conditions might lead to a tornado though none has yet been sighted.
See also: severe thunderstorm watch
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| red boxes | Number=Plur | lexicographic |
Coordinates
Synonyms
wikipedia: white box (software engineering) · wikipedia: gray-box testing