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The meaning and origin of interesting English phrases

Given the all-clear

Meaning

To be given permission to proceed or confirmation that a dangerous or restrictive situation has ended.

Origin

The phrase 'all-clear' vividly evokes the tension and relief of wartime. During World War II, cities under threat of aerial bombing would blast sirens to warn citizens to seek shelter. Once the danger had passed, a distinct and often prolonged siren signal or official announcement would signify the 'all-clear,' indicating it was finally safe to emerge from bunkers and shelters. This practical, life-saving signal, telling people that the immediate threat was gone, quickly seeped into everyday language. From those tense wartime moments of waiting for the signal, it evolved into a common idiom, meaning permission or confirmation that a problematic situation has resolved, or that one is free to proceed without obstruction.

Examples

  • After reviewing all the test results, the doctor finally gave him the all-clear to return to work.
  • The air traffic controller gave the all-clear for the plane to take off from the runway.
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