exhaust

verb
ex·​haust | \ ig-ˈzȯst How to pronounce exhaust (audio) \
exhausted; exhausting; exhausts

Definition of exhaust

 (Entry 1 of 2)

transitive verb

1a : to consume entirely : use up exhausted our funds in a week
b : to tire extremely or completely exhausted by overwork
c : to deprive of a valuable quality or constituent exhaust a soil of fertility
2a : to draw off or let out completely
b : to empty by drawing off the contents specifically : to create a vacuum in
3a : to consider or discuss (a subject) thoroughly or completely
b : to try out the whole number of exhausted all the possibilities

intransitive verb

: discharge, empty the engine exhausts through the muffler

exhaust

noun

Definition of exhaust (Entry 2 of 2)

1a : the escape of used gas or vapor from an engine
b : the gas or vapor thus escaping
2a : the conduit through which used gases escape
b : an arrangement for removing fumes, dusts, or odors from an enclosure

Keep scrolling for more

Other Words from exhaust

Verb

exhauster noun
exhaustibility \ ig-​ˌzȯ-​stə-​ˈbi-​lə-​tē How to pronounce exhaustibility (audio) \ noun
exhaustible \ ig-​ˈzȯ-​stə-​bəl How to pronounce exhaustible (audio) \ adjective

Choose the Right Synonym for exhaust

Verb

deplete, drain, exhaust, impoverish, bankrupt mean to deprive of something essential to existence or potency. deplete implies a reduction in number or quantity so as to endanger the ability to function. depleting our natural resources drain implies a gradual withdrawal and ultimate deprivation of what is necessary to an existence. personal tragedy had drained him of all spirit exhaust stresses a complete emptying. her lecture exhausted the subject impoverish suggests a deprivation of something essential to richness or productiveness. impoverished soil bankrupt suggests impoverishment to the point of imminent collapse. war had bankrupted the nation of resources

tire, weary, fatigue, exhaust, jade mean to make or become unable or unwilling to continue. tire implies a draining of one's strength or patience. the long ride tired us out weary stresses tiring until one is unable to endure more of the same thing. wearied of the constant arguing fatigue suggests great lassitude from excessive strain or undue effort. fatigued by the day's chores exhaust implies complete draining of strength by hard exertion. shoveling snow exhausted him jade suggests the loss of all freshness and eagerness. appetites jaded by overindulgence

Examples of exhaust in a Sentence

Verb If they keep spending this way, they'll exhaust their savings. He can talk about baseball for hours and still feel that he hasn't exhausted the subject . Noun diesel exhaust from passing trucks There's a problem with the car's exhaust.
See More
Recent Examples on the Web: Verb The effect, multiple instructors said, can be exhausting, with teachers constantly scrambling to make ends meet, competing for work and spending unpaid hours preparing for sessions. Colin Moynihan, New York Times, "The Yoga Instructors vs. the Private Equity Firm," 11 Sep. 2019 Yes, the Hollywood Bowl experience can be exhausting — and usually well worth it, as columnist Chris Erskine explains. Los Angeles Times, "Newsletter: The madness of mass shootings," 5 Aug. 2019 Though this will be exhausting, get ready for your kids to become nervous, especially at night or other times of separation. Meghan Leahy, Washington Post, "Her mother has a terminal illness. How does she help her kids cope?," 31 July 2019 Nonstop harum-scarum is sort of an approach that can exhaust people. NBC News, "Meet the Press - 6/23," 23 June 2019 But Schwarzman describes several instances when the Chinese felt exhausted and slighted. Cristina Alesci, CNN, "Stephen Schwarzman writes in new book about his role as Trump interlocutor with China," 17 Sep. 2019 Brown, the league’s most prolific pass-catcher over the last six seasons, exhausted the patience of two teams in less than six months with his antics and dramatics. BostonGlobe.com, "Same schedule for Patriots, weak after weak - The Boston Globe," 17 Sep. 2019 Meanwhile, Apple’s back taxes -- 14.3 billion euros including interest -- sit in an escrow account and can’t be paid to Ireland until the final legal challenges are exhausted. Stephanie Bodoni, Fortune, "It’s Apple v the EU as the World’s Largest Tax Case Opens This Week in Luxembourg," 16 Sep. 2019 Teigen wrote in the caption, poking fun that the two were both exhausted and keeping to themselves. Georgia Slater, PEOPLE.com, "Chrissy Teigen Marks 6th Wedding Anniversary to Husband John Legend with Hilarious Candid Photo," 14 Sep. 2019 Recent Examples on the Web: Noun In secret, Ocasek had tweaked the exhaust pipe of his family’s Mercury Comet so as to at least make a louder vroom, if not a faster ride. Spencer Kornhaber, The Atlantic, "How The Cars Upgraded Rock and Roll," 16 Sep. 2019 The exhaust pipes have also been repositioned to improve air flow past the back of the car. Peter Valdes-dapena, CNN, "Bugatti to sell a car that can go over 300 miles per hour," 9 Sep. 2019 The new engine has an exhaust pipe that is housed inches behind passengers and too close to key components without adequate ventilation, lawsuits have alleged, citing reviews by mechanical engineers. David Jeans, New York Times, "The Polaris RZR, an Off-Road Thrill That Can Go Up in Flames," 6 Sep. 2019 In the third second of the three-minute video, released earlier this month by the local police department, the sedan’s exhaust pipe emits bright blue smoke. Monica Hesse, Washington Post, "Let’s have a gender-reveal party that reveals gender is a construct," 30 July 2019 Someone stole 24 inches of exhaust pipe and the catalytic converter, valued at $120, from a car parked in the 100 block of South Boulevard between 8 p.m. July 10 and 5:48 p.m. July 11. chicagotribune.com, "Oak Park police: Two offenders steal car, cash from driver on Austin Boulevard," 23 July 2019 From a distance the Zero is indistinguishable from any other concours-quality, drop-dead gorgeous Series 1.5 roadster (with the covered headlamps), except for the absence of the low-slung dual exhaust pipes. WSJ, "1968 Jaguar E-Type Zero: Revamping the Vintage Roadster as an Electric Car," 5 Oct. 2018 Tensions can run high amid the car exhaust fumes and honking horns. Anchorage Daily News, "How fentanyl flowed through the U.S. Postal Service and across the southern border," 25 Aug. 2019 Diesel exhaust fumes, construction dust, crop burning and even the Diwali festival of lights are also fueling the problem. Nell Lewis And John Defterios, CNN, "Can India kick its coal addiction?," 11 July 2019

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

Verb

1531, in the meaning defined at transitive sense 1a

Noun

1848, in the meaning defined at sense 1a

History and Etymology for exhaust

Verb

Latin exhaustus, past participle of exhaurire, from ex- + haurire to draw; akin to Middle High German œsen to empty, Greek auein to take

Keep scrolling for more

Learn More about exhaust

Statistics for exhaust

Last Updated

26 Oct 2019

Time Traveler for exhaust

The first known use of exhaust was in 1531

See more words from the same year

Keep scrolling for more

More Definitions for exhaust

exhaust

verb
How to pronounce exhaust (audio)

English Language Learners Definition of exhaust

 (Entry 1 of 2)

: to use all of someone's mental or physical energy : to tire out or wear out (someone) completely
: to completely use up (something, such as supplies or money)
: to try all of (something)

exhaust

noun

English Language Learners Definition of exhaust (Entry 2 of 2)

: the mixture of gases produced by an engine
: a pipe or system of pipes through which exhaust is released

exhaust

verb
ex·​haust | \ ig-ˈzȯst How to pronounce exhaust (audio) \
exhausted; exhausting

Kids Definition of exhaust

 (Entry 1 of 2)

1 : to tire out : fatigue Hard work will exhaust you.
2 : to use up completely We've exhausted our supplies.
3 : to try out all of We exhausted all options.

exhaust

noun

Kids Definition of exhaust (Entry 2 of 2)

1 : the gas that escapes from an engine
2 : a system of pipes through which exhaust escapes
ex·​haust | \ ig-ˈzȯst How to pronounce exhaust (audio) \

Medical Definition of exhaust

1a : to draw off or let out completely
b : to empty by drawing off the contents specifically : to create a vacuum in
2a : to use up : consume completely
b : to tire extremely or completely exhausted by overwork
3 : to extract completely with a solvent exhaust a drug with alcohol

Keep scrolling for more

ex·​haust

Legal Definition of exhaust

: to use up or consume entirely: as
a : to try all of (available remedies) the applicant has exhausted the remedies available in the courts of the StateU.S. Code
b : to bring (a claim) through all available prior levels of review each of his claims would now be exhausted— W. R. LaFave and J. H. Israel

Keep scrolling for more

Comments on exhaust

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

WORD OF THE DAY

the exactly right word or phrasing

Get Word of the Day daily email!

Test Your Vocabulary

Pass the Little Ribbons: A Pasta Word Quiz

  • rotelle pasta
  • Match the pasta to its meaning in English: Rotelle
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

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

TAKE THE QUIZ
Love words? Need even more definitions?

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