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yawn

American  
[yawn] / jɔn /

verb (used without object)

yawns, present (3rd person singular) yawned, past participle, past yawning present participle
  1. to open the mouth somewhat involuntarily with a prolonged, deep inhalation and sighing or heavy exhalation, as from drowsiness or boredom.

    Synonyms:
    gape
  2. to open wide like a mouth.

    Synonyms:
    gape
  3. to extend or stretch wide, as an open and deep space.

    Synonyms:
    gape

verb (used with object)

yawns, present (3rd person singular) yawned, past participle, past yawning present participle
  1. to say with a yawn.

  2. Archaic. to open wide, or lay open, as if by yawning.

noun

yawns plural
  1. an act or instance of yawning.

  2. an opening; open space; chasm.

  3. Informal. Also something so boring as to make one yawn.

    Critics say the new fashions are one big yawn.

yawn British  
/ jɔːn /

verb

  1. (intr) to open the mouth wide and take in air deeply, often as in involuntary reaction to tiredness, sleepiness, or boredom

  2. (tr) to express or utter while yawning

  3. (intr) to be open wide as if threatening to engulf (someone or something)

    the mine shaft yawned below

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. the act or an instance of yawning

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Etymology

Origin of yawn

First recorded before 900; Middle English verb yanen, yonen, alteration of yenen, Old English ge(o)nian; akin to Old English gānian, ginan, Old Norse gīna, German gähnen, Latin hiāre “to be wide open, gape,” Greek chaínein “to gape”; cf. hiatus, dehisce ( def. ), chasm

Explanation

The reflex that makes you open your mouth wide, inhale, and then exhale is called a yawn. Even seeing photos of other people's yawns (or reading the word yawn) can make you yawn. We yawn when we're very bored or tired, or when our bodies need an influx of oxygen. Scientists aren't completely in agreement about all the reasons why we yawn, but the "contagious yawn" happens across all human societies and even in non-human animals like chimpanzees and dogs. Things can also yawn in a figurative way, when they're open wide. Yawn comes from gionian in Old English, "open the mouth wide."

Keep Reading on Vocabulary.com

Vocabulary lists containing yawn

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

While the initial reaction in the stock market was a collective yawn, a five-year lookback shows that long-term investors have been treated very well by the company’s board of directors.

From MarketWatch Apr. 13, 2026

If your mouth opens wide during any of the supposedly terrifying interludes, it’s more likely to form a yawn than a cry.

From The Wall Street Journal Feb. 26, 2026

A cricket war that's now just a big yawn, headlined India Today magazine.

From BBC Feb. 24, 2025

Some of our contagious behaviors are involuntary; for example, if someone yawns in our vicinity, we might find ourselves also trying to suppress a yawn.

From Salon Jan. 20, 2025

After a big yawn, he stoops to kiss her on the forehead, and then turns and makes his way across the sand.

From "The Wrong Way Home" by Kate O’Shaughnessy

“Today’s market yawns at the risk only because Iran talks tough, but hasn’t pulled the trigger, ever,” Raj said.

From MarketWatch Jan. 12, 2026

Almost always these machines and the services they supported provoked yawns.

From Los Angeles Times Oct. 9, 2025

Some of our contagious behaviors are involuntary; for example, if someone yawns in our vicinity, we might find ourselves also trying to suppress a yawn.

From Salon Jan. 20, 2025

This account reposts tons of cute videos—of snuggles, leaps, yawns, and naps.

From Slate Dec. 28, 2024

The bouncer at the Bear Flag steps out on the porch in his shirtsleeves and stretches and yawns and scratches his stomach.

From "Cannery Row" by John Steinbeck

But unlike the first unveiling of those targets a year ago, and Oracle’s quarterly report last month that included even more blowout numbers, investors yawned.

From The Wall Street Journal Oct. 17, 2025

The C-130’s cargo doors yawned open, letting in a rush of sea air before Gaza came into view.

From Los Angeles Times Aug. 14, 2025

Pimblett, who yawned after sitting down, looked disinterested for the majority of the news conference before being sparked into life by Ferguson.

From BBC Dec. 15, 2023

The dollar-yen pair traditionally tracks the gap between the countries' long-term yields, which has yawned to 380 basis points in the dollar's favour.

From Reuters Sep. 29, 2023

Matthias stretched, yawned and scratched under the collar.

From "Redwall" by Brian Jacques

State police "would help fill the yawning gaps in extant policing framework," Femi Mimiko, a political science professor at Obafemi Awolowo University, told AFP.

From Barron's Jun. 24, 2026

“Even if inflation does move considerably toward the target, certain fundamentals that were already underpinning longer term rates remain in place, such as record-level borrowing by the U.S. and yawning budget gaps,” he says.

From Barron's Jun. 11, 2026

Those yawning at the contest may be looking for glitz and entertainment.

From Los Angeles Times May 12, 2026

New York Gov. Kathy Hochul is planning to propose a tax on New York City’s second homes worth $5 million or more in an effort to fill the city’s yawning budget deficit.

From The Wall Street Journal Apr. 15, 2026

But there was a yawning abyss below us.

From "City of the Plague God" by Sarwat Chadda

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