maintain one's cool/composure
phrase
: to not become angry or upset
He was struggling to maintain his cool/composure.
Cite this Entry
“Maintain one's cool/composure.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/maintain%20one%27s%20cool%2Fcomposure. Accessed 10 Mar. 2026.
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Merriam-Webster unabridged
