unflappable

adjective

un·​flap·​pa·​ble ˌən-ˈfla-pə-bəl How to pronounce unflappable (audio)
: marked by assurance and self-control
unflappability noun
unflappably adverb

Examples of unflappable in a Sentence

He has a reputation for being unflappable. the unflappable teacher never even blinked when the wall map came crashing down
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
It’s been easy to get lost in Mikko Mania, as Rantanen has put the Stars on his broad shoulders and carried them this far, with some significant help from the unflappable Jake Oettinger in goal. Mark Lazerus, New York Times, 14 May 2025 Gansevoort Plaza, Meatpacking District | Free with RSVP Sally Ride became the first American woman to blast off into space, but beneath her unflappable composure was a secret. Samantha Bergeson, IndieWire, 12 May 2025 In The Apprentice’s debut season, Donald Trump was the show’s unflappable centerpiece: assigning tasks at the top of each episode, dispensing business advice midway through, and ultimately delivering his signature dismissal to one unlucky contestant. Dawn Klavon, People.com, 24 Apr. 2025 There is something of Lady Hemphill in the character of Lady Tressilian, the severe and unflappable matriarch in Agatha Christie’s classic whodunnit novel Towards Zero, adapted by the BBC into a three-part miniseries streaming on BritBox this week. Erik Morse, Vogue, 15 Apr. 2025 See All Example Sentences for unflappable

Word History

Etymology

un- entry 1 + flap entry 1 (state of excitement) + -able

First Known Use

1954, in the meaning defined above

Time Traveler
The first known use of unflappable was in 1954

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Cite this Entry

“Unflappable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unflappable. Accessed 20 May. 2025.

Kids Definition

unflappable

adjective
un·​flap·​pa·​ble ˌən-ˈflap-ə-bəl How to pronounce unflappable (audio)
: not easily upset or panicked : unusually calm

More from Merriam-Webster on unflappable

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