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 Things that haven’t changed are Lexus’ lovely leather, great seats, unflappable fit and finish and somewhat polarizing style. Kyle Hyatt, Robb Report, 10 Apr. 2024 That frustrates Gelfond, an unflappable lawyer turned entertainment executive who helped transform Imax from a purveyor of nature documentaries into a Hollywood powerhouse. Rebecca Rubin, Variety, 4 Apr. 2024 Six years later, those feel like small potatoes compared to more recent catastrophes facing her unflappable police sergeant Athena Nash, who has weathered earthquakes, landslides and tsunamis throughout the soapy procedural drama, which moved from Fox to ABC for Season 7. Patrick Ryan, USA TODAY, 3 Apr. 2024 Each players’ unflappable confidence and positivity have become vital to the Hawks winning culture, imparting that wisdom to the younger players. Jacob Steinberg, Baltimore Sun, 23 Jan. 2024 Puka is so cool, and seemingly so unflappable – and such a weapon. Mirjam Swanson, Orange County Register, 10 Jan. 2024 In Glass Onion, the unflappable detective Benoit Blanc (Daniel Craig) attends a murder mystery party hosted by tech exec Miles Bron (Edward Norton) on a private island in the Aegean Sea. Danny Horn, EW.com, 4 Jan. 2024 Normally unflappable like Reid, Mahomes threw his helmet in disgust after the game. Jeff Fedotin, Forbes, 11 Dec. 2023 Your unflappable efforts might inspire your brother to finally relax and do the same. Amy Dickinson, Detroit Free Press, 4 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'unflappable.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


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

Dictionary Entries Near unflappable

Cite this Entry

“Unflappable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unflappable. Accessed 22 Apr. 2024.

Kids Definition


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

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