un·​flap·​pa·​ble | \ ˌən-ˈfla-pə-bəl How to pronounce unflappable (audio) \

Definition of unflappable

: marked by assurance and self-control

Keep scrolling for more

Other Words from unflappable

unflappability \ ˌən-​ˌfla-​pə-​ˈbi-​lə-​tē How to pronounce unflappable (audio) \ noun
unflappably \ ˌən-​ˈfla-​pə-​blē How to pronounce unflappable (audio) \ adverb

Synonyms & Antonyms for unflappable



Visit the Thesaurus for More 

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 At 6-foot-6 with a cannon arm and unflappable manner, Lawrence is what a screenwriter might come up for a film about a star quarterback. Creg Stephenson | Cstephenson@al.com, al, "Heisman Trophy Ceremony LIVE STREAM (01/05/21): Watch DeVonta Smith, Mac Jones, Trevor Lawrence, Kyle Trask online | Time, TV, channel," 5 Jan. 2021 Head coach Kevin Stefanski has been nearly unflappable all season long in the face of adversity and this should be no different. Dan Labbe, cleveland, "Browns continue to adjust on the fly entering do-or-die game," 1 Jan. 2021 Baldwin’s death shook the famously unflappable Davis. New York Times, "The People James Baldwin Knew," 11 Dec. 2020 As Rosemary Muldoon, the story’s unflappable heroine, Blunt sets out to make magic happen with her bashful suitor and childhood friend, Dornan’s Anthony Reilly. Janelle Okwodu, Vogue, "Emily Blunt on Wild Mountain Thyme and Her Romantic Virtual Press Tour Wardrobe," 15 Dec. 2020 While his opponent’s rhetoric heated up through the night, Pence remained unflappable. Rob Crilly, Washington Examiner, "Kamala Harris faces off with vice president who killed it during his 2016 debate," 7 Oct. 2020 The absurdity of it all peels the curtain back on Macfarlane’s unflappable resilience. Bryce Miller Columnist, San Diego Union-Tribune, "Column: La Mesa MMA champ Ilima-Lei Macfarlane navigates year like no other," 5 Dec. 2020 And Nicole Kidman is the picture of an unflappable, upper-crust bohemian beauty muse. Lauren Valenti, Vogue, "The Secrets Behind Nicole Kidman’s Natural Makeup Look in The Undoing," 30 Nov. 2020 Kidman, who also served as an executive producer, plays Grace Fraser, a Manhattan therapist whose unflappable couch-side manner comforts her tony clients. Neal Justin, Star Tribune, "In HBO's 'The Undoing,' Nicole Kidman and Hugh Grant get away with murder," 23 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unflappable.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of unflappable

1954, in the meaning defined above

History and Etymology for unflappable

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

Keep scrolling for more

Learn More about unflappable

Time Traveler for unflappable

Time Traveler

The first known use of unflappable was in 1954

See more words from the same year

Statistics for unflappable

Last Updated

11 Jan 2021

Cite this Entry

“Unflappable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unflappable. Accessed 24 Jan. 2021.

Keep scrolling for more

More Definitions for unflappable


How to pronounce unflappable (audio)

English Language Learners Definition of unflappable

: not easily upset : unusually calm in difficult situations

More from Merriam-Webster on unflappable

Thesaurus: All synonyms and antonyms for unflappable

Nglish: Translation of unflappable for Spanish Speakers

Comments on unflappable

What made you want to look up unflappable? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
Spell It

Can you spell these 10 commonly misspelled words?


Anagram puzzles meet word search.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!