unflappable

English Dictionary -> Letter U -> unflappable

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unflappable Definition

• (s) not easily perturbed or excited or upset; marked by extreme calm and composure; "hitherto imperturbable, he now showed signs of alarm"; "an imperturbable self-possession"; "unflappable in a crisis"

unflappable Synonyms

• imperturbable
• unflappable