emergencycode
nounUK /ɪˈmɜːdʒənsi kəʊd/
US /ɪˈmɜːrdʒənsi koʊd/
A special secret word or signal that tells people there is a big problem and they need to act fast.
The hospital announced an emergencycode over the speakers when the fire alarm went off.
OTHER MEANINGS
2. A set of letters or numbers used by a hospital to quietly tell staff about a specific emergency.
Code Blue is an emergencycode that means a patient needs help breathing right away.
3. A password or phrase used to secretly warn others of danger without alarming anyone nearby.
The teacher gave the emergencycode so the students would quietly leave the building.
4. A short sequence typed into a phone or radio to call for urgent help.
He typed the emergencycode into the walkie-talkie to reach the rescue team.