the all-clear
noun[S]
uk/ˌɔːlˈklɪər/us/ˌɑːlˈklɪr/asignalthattellsyou that adangerousordifficultsituationhasended:
险情解除信号；警报解除信号Thepolicegaveus the all-clear and wedroveon.警察向我们发出险情解除的信号，我们继续开车前行。
Signs, signals and symbols
- beacon
- breadcrumb
- cryptanalyst
- delimiter
- digital badge
- double prime
- ideogram
- indicator
- leading indicator
- litmus test
- logograph
- marksomething/someoneoff
- marker
- prompt
- semiotics
- signifier
- signing
- SOS
- status symbol
- totem pole