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Synonyms

all clear

American  

noun

  1. the signal that an air raid or other danger is over.


all clear British  

noun

  1. a signal, usually a siren, indicating that some danger, such as an air raid, is over

  2. an indication that obstacles are no longer present; permission to proceed

    he received the all clear on the plan

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of all clear

First recorded in 1915–20

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

But doctors have given her the all clear to fly back to the UK at the end of the week and continue her recovery at home in Cardiff.

From BBC Jun. 3, 2026

About 16,000 of roughly 50,000 evacuees are still waiting for the all clear.

From Los Angeles Times May 26, 2026

But it’s not at all clear that the present is any improvement.

From The Wall Street Journal Mar. 4, 2026

To be clear, there hasn’t been an all clear sign in markets yet.

From Barron's Mar. 3, 2026

It struck me how open his face was, all clear blue eyes and sandy hair and golden freckles.

From "Made You Up" by Francesca Zappia

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