All clear and Signal

Related terms

All clear noun - A signal (usually a siren) that danger is over.

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Signal and all clear are semantically related. In some cases you can use "Signal" instead a noun phrase "All clear".

Signal noun - An object intended to give public notice or warning.

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All clear and signal are semantically related. You can use "All clear" instead a noun "Signal".

However, not attempting to signal Chewbacca is his covert distress code, since if all had been well he would have given an "all clear" signal.

Source: Literature / The Han Solo Adventures aka: Han Solo And The Lost Legacy
She can't do the Spartan version of the "all clear" signal (an "Olly olly oxen free" whistle), though.

Source: The Voiceless
During Jason's assessment run, Andrew (standing well clear of the track) held up his arms in the show's usual "all clear, go ahead" signal.

Source: How Many Fingers?

Cite this Source

Signal and All clear. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/all_clear/signal

All clear & Signal. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/all_clear/signal>.

Signal or All clear. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/all_clear/signal.

Google Ngram Viewer shows how "all clear" and "signal" have occurred on timeline