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.
This one honestly kind of scares me every time, which is only a testament to Monáe’s totally unflappable commitment to the bit. James Factora, Them., 28 Oct. 2025 Under the command of the unflappable Ernest McSorley, its veteran captain, the Fitz broke shipping records and tallied enormous profits. Kevin Duchschere, Boston Herald, 26 Oct. 2025 Even a driver as unflappable as Piastri must be starting to feel some frustration that the last three major decisions made by the McLaren pit wall haven’t gone his way. Luke Smith, New York Times, 8 Oct. 2025 The good ones have learned to remain calm and unflappable, minding their body language both in front of their players and the media. Don Riddell, CNN Money, 25 Sep. 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 31 Oct. 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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