de·flate | \ di-ˈflāt , ˌdē- \
deflated; deflating

Definition of deflate 

transitive verb

1 : to release air or gas from deflate a tire

2 : to reduce in size, importance, or effectiveness deflate his ego with cutting remarks

3 : to reduce (a price level) or cause (a volume of credit) to contract

intransitive verb

: to lose firmness through or as if through the escape of contained gas

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Other words from deflate

deflator or less commonly deflater \-ˈflā-tər \ noun

Choose the Right Synonym for deflate

contract, shrink, condense, compress, constrict, deflate mean to decrease in bulk or volume. contract applies to a drawing together of surfaces or particles or a reduction of area or length. caused her muscles to contract shrink implies a contracting or a loss of material and stresses a falling short of original dimensions. the sweater will shrink when washed condense implies a reducing of something homogeneous to greater compactness without significant loss of content. condense the essay into a paragraph compress implies a pressing into a small compass and definite shape usually against resistance. compressed cotton into bales constrict implies a tightening that reduces diameter. the throat is constricted by a tight collar deflate implies a contracting by reducing the internal pressure of contained air or gas. deflate the balloon

Examples of deflate in a Sentence

The birthday balloons deflated after a few days. The harsh criticism left him utterly deflated. an insult that would deflate their egos He has worked to deflate popular myths about investing. Deflated prices mean that farmers are getting less for their products.
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Recent Examples on the Web

Mainstream American superhero humor, though, tends to be less about deflating superhero tropes, and more about reveling in them. Noah Berlatsky, The Verge, "The best superhero stories admit that superheroes are ridiculous," 11 July 2018 Surprisingly, when deflated the Tandem Voyager rolls up not much bigger than a single-person inflatable. Dylan Silver, Outside Online, "The Best Stand-Up Paddleboards of 2018," 5 July 2018 In 2015, the Patriots were fined a record $1 million and stripped of their 2016 first-round pick and 2017 fourth-round pick for illegally deflating footballs in the AFC championship game against the Indianapolis Colts. Jonas Shaffer,, "Ravens' John Harbaugh is one of the NFL's longest-tenured coaches — and also one of its most penalized," 9 June 2018 The 20-foot long, diaper-wearing, smartphone-clutching balloon flew for several hours above hundreds of bystanders, before it was deflated and packed away. Jane Onyanga-omara, USA TODAY, "'Trump Baby' flies as protesters in UK galvanize against US president," 13 July 2018 Sweden is in its first World Cup since 2006, but was deflated after German’s comeback 2-1 victory. Jenna Fryer, The Seattle Times, "Brazil and Germany try to salvage World Cup and advance," 26 June 2018 But Peters was 20-for-44 for 186 yards and two interceptions in a deflating loss to South Carolina. Nick Baumgardner, Detroit Free Press, "Michigan football's Brandon Peters focused on fighting for QB spot," 4 May 2018 The officer said the front tire was completely deflated. John Benson,, "Richmond Heights woman with warrant gives fake name: Brecksville Police Blotter," 28 Apr. 2017 Their boat lay deflated on the sand, at the mercy of the surging tide. Washington Post, "AP PHOTOS: Cellphones, teenagers on migrant route to Europe," 2 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'deflate.' 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 deflate

1891, in the meaning defined at transitive sense 1

History and Etymology for deflate

de- + -flate (as in inflate)

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Statistics for deflate

Last Updated

22 Sep 2018

Look-up Popularity

Time Traveler for deflate

The first known use of deflate was in 1891

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More Definitions for deflate



English Language Learners Definition of deflate

: to release air or gas from (something, such as a tire or balloon) and make it smaller

: to lose air or gas from inside

: to make (someone) lose confidence or pride


de·flate | \ di-ˈflāt \
deflated; deflating

Kids Definition of deflate

1 : to let the air or gas out of something that has been blown up

2 : to reduce in size or importance The criticism deflated her confidence.

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