all clear
all clear — noun
1. a spoken or visual signal that tells people a dangerous situation is over and th
a spoken or visual signal that tells people a dangerous situation is over and they can stop taking safety measures
After the tsunami warning, the mayor gave the all clear for residents to return home.
collocation: gave the all clear
Folake listened for the all clear before climbing out of the underground shelter.
The radio broadcast the all clear at dawn, and rescue workers entered the damaged buildings.
Cyrus waited at the crossing until the guard sounded the all clear on his whistle.
The hospital gave Brooke the all clear, so she took down the quarantine signs.
- green light
more figurative, used for permission to start rather than end of danger
- go-ahead
informal, focuses on permission to proceed, not safety
- OK
very informal; broader meaning beyond emergency situations
文法句型
the all clear
give/sound/get the all clear
用法筆記
Usually used in the phrase 'the all clear'. The signal can be a siren, a whistle, a radio announcement, or a verbal statement.