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English definition of “(as) cool as a cucumber”

(as) cool as a cucumber

very calm or very calmly, especially when this is surprising: She walked in as cool as a cucumber, as if nothing had happened.Calm and relaxed
(Definition of (as) cool as a cucumber from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Translations of “(as) cool as a cucumber”

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