\ ˈbrā-nē How to pronounce brainy (audio) \
brainier; brainiest

Definition of brainy

: having or showing a well-developed intellect : intelligent

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Other Words from brainy

braininess noun

Examples of brainy in a Sentence

Recent Examples on the Web

The big reason Jack Ryan is more brainy than brawny is that Clancy’s crises demand heroes who know things and can calmly think their way out of any potential trap. Noel Murray, The Verge, "Before Amazon’s Jack Ryan, Alec Baldwin played the definitive version of the character in Hunt for Red October," 31 Aug. 2018 More distant relatives like monkeys and lemurs are quite brainy, too. Cathleen O'grady, Ars Technica, "The evolutionary mystery of gigantic human brains," 23 Aug. 2018 Think of it like a TaskRabbit or Thumbtack for remote, more brainy work. Theodore Schleifer, Recode, "In yet another 2018 IPO, the freelancing startup Upwork has filed to go public," 24 July 2018 But her affect and persona are what made her brainy, insightful videos popular. Katherine Cross, The Verge, "The Oscar Wilde of YouTube fights the alt-right with decadence and seduction," 24 Aug. 2018 But when the orchestra erupts with pointillist riffs and rawness, even as Jack and Ennis share an emotional moment, the music makes them — unsophisticated, rural characters — seem oddly brainy. New York Times, "Review: ‘Brokeback Mountain,’ the Opera, Falls Short of Its Potential," 1 June 2018 Today, however, many of the brainy people who once might have been teachers instead become doctors, lawyers or professors. Robert Maranto, WSJ, "Pay Teachers More—but Make Sure They Earn It," 21 May 2018 Dot, who will rock a polka-dot frock but lacks her predecessor's mania for circles, is brainy and mathematical (and black here). Robert Lloyd,, "Netflix’s clever ‘Harvey Street Kids’ revives classic comics with modern-day fun," 28 June 2018 The brainy Barbie, who comes in four skin tones, is available online for $13.99. Melissa Locker, Time, "Meanwhile Barbie Has a Career As a Robotics Engineer Who Wears Flats Now," 26 June 2018

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

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First Known Use of brainy

1845, in the meaning defined above

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Dictionary Entries near brainy

brain wave







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Time Traveler for brainy

The first known use of brainy was in 1845

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More Definitions for brainy



English Language Learners Definition of brainy

informal : very intelligent


\ ˈbrā-nē How to pronounce brainy (audio) \
brainier; brainiest

Kids Definition of brainy

: very smart

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More from Merriam-Webster on brainy

Thesaurus: All synonyms and antonyms for brainy

Spanish Central: Translation of brainy

Nglish: Translation of brainy for Spanish Speakers

Comments on brainy

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


incapable of being surmounted or overcome

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