de·​flate | \ di-ˈflāt How to pronounce deflate (audio) , ˌdē- How to pronounce deflate (audio) \
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

Keep scrolling for more

Other Words from deflate

deflator or less commonly deflater \ di-​ˈflā-​tər How to pronounce deflater (audio) , ˌdē-​ \ 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.
See More
Recent Examples on the Web Police set up spike strips, which deflated the ambulance tires. oregonlive, "Police arrest Kelso man who allegedly stole an ambulance and got stuck on train tracks," 28 Dec. 2019 The four men -- between the ages of 20 and 26 -- allegedly deflated her scooter and took her to a truck yard to repair it. Fox News, "India police fatally shoot 4 suspects in veterinarian's gang-rape, murder," 6 Dec. 2019 Having just been hit twice by two different cars, Mitch Heidmann, 29, sat dazed in his wrecked, brand-new truck Saturday, his airbags deflating and his driver’s door pinned. Deanna Weniger, Twin Cities, "Driver in four-vehicle Coon Rapids crash credited with saving toddler," 2 Dec. 2019 Some of the best ultralight sleeping pads inflate to three or four inches thick for comfort but can be packed into a bag about the size of a soda can after they are deflated and rolled tightly. The Editors, Field & Stream, "Three Great Gifts for Campers," 18 Nov. 2019 And in Britain, the government is in turmoil over plans to exit the European Union in a way that could deflate the economy. New York Times, "A Hong Kong-London Stock Exchange Bid Ties 2 Cities in Turmoil," 11 Sep. 2019 One hurdle: Resuming production in the neutral zone could deflate pressure in a giant, 1.2-million barrels-a-day field next door in Saudi Arabia, Saudi officials say. Benoit Faucon, WSJ, "Over a Barrel: U.S. Pushes Middle East Deals Ahead of Iran Oil Ban," 1 Nov. 2018 Toronto has too many deflating playoff losses at the hands of Cleveland for this to be an easy pick, and the Raptors’ first-round win over the Wizards had more uneasy moments than a typical one vs. eight matchup. Rohan Nadkarni,, "2018 Eastern Conference Playoffs: Second Round Preview," 30 Apr. 2018 But even with their playoff hopes long deflated, the Warriors refuse to tank. Connor Letourneau,, "Warriors fall to NBA’s worst record with OT loss to Knicks," 11 Dec. 2019

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.

See More

First Known Use of deflate

1891, in the meaning defined at transitive sense 1

History and Etymology for deflate

de- + -flate (as in inflate)

Keep scrolling for more

Learn More about deflate

Time Traveler for deflate

Time Traveler

The first known use of deflate was in 1891

See more words from the same year

Statistics for deflate

Last Updated

24 Feb 2020

Cite this Entry

“Deflate.” Dictionary, Merriam-Webster, Accessed 26 Feb. 2020.

Keep scrolling for more

More Definitions for deflate


How to pronounce deflate (audio) How to pronounce deflate (audio)

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 How to pronounce deflate (audio) \
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.

Keep scrolling for more

More from Merriam-Webster on deflate

Thesaurus: All synonyms and antonyms for deflate

Rhyming Dictionary: Words that rhyme with deflate

Spanish Central: Translation of deflate

Nglish: Translation of deflate for Spanish Speakers

Britannica English: Translation of deflate for Arabic Speakers

Comments on deflate

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


See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

More Confusing Words—Quiz

  • cats on impossible timber
  • The magician ______ moved the selected card to the top of the deck.
Spell It

Can you spell these 10 commonly misspelled words?

Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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