All clear and Red flag

Opposite meaning terms

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

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Red flag is an antonym for all clear.

Red flag noun - Something that tells of approaching danger or risk.

Usage example: the résumé she accidentally left on the office printer was a red flag that she was planning to quit

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All clear is an antonym for red flag.

Cite this Source

Red flag and All clear. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/all_clear/red_flag

All clear & Red flag. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/all_clear/red_flag>.

Red flag or All clear. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/all_clear/red_flag.

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