unflappable

[ uhn-flap-uh-buhl ]

adjective

1. not easily upset or confused, especially in a crisis; imperturbable.

unflappable

/ ʌnˈflæpəbəl /

adjective

1. informal.
   hard to upset; imperturbable; calm; composed

Derived Forms

• unˌflappaˈbility, noun
• unˈflappably, adverb

Other Words From

• un·flappa·bili·ty noun
• un·flappa·bly adverb

Word History and Origins

Origin of unflappable¹

First recorded in 1950–55; un- ¹ + flap + -able

Example Sentences

He then selected the unflappable Walker Buehler to close out things in the ninth.

From Los Angeles Times

A team of young, unflappable characters is a positive, but sometimes you need players to take the game by the scruff of the neck.

From BBC

Smith, with his solid technique and unflappable temperament, could be England’s long-term answer at number three, leaving the gloves with Cox in the process.

From BBC

Even so, Scott Thomas does not take full credit for Taverner’s unflappable demeanor; much of it, she says, comes down to directing.

From Los Angeles Times

As Michaels, Gabriel LaBelle plays unflappably well, letting his arrogance and confidence come to the surface.

From Salon

Related Words

• composed
• impassive
• nonchalant
• relaxed
• self-possessed
• unruffled