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

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Other Words from exhaust

Verb

exhauster noun
exhaustibility \ ig-​ˌzȯ-​stə-​ˈbi-​lə-​tē How to pronounce exhaust (audio) \ noun
exhaustible \ ig-​ˈzȯ-​stə-​bəl How to pronounce exhaust (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.
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Recent Examples on the Web: Verb Los Angeles Mayor Eric Garcetti said the city will exhaust its supply of Moderna first doses — two are required for full immunization — forcing it to close large drive-through and walk-up vaccination sites Friday and Saturday. Aidin Vaziri, San Francisco Chronicle, "Vaccine distribution ramps up in Bay Area as feds promise more supply," 11 Feb. 2021 Lauren Bauer of the Brookings Institution has calculated that at least 11 million people were losing aid from the programs immediately without additional relief; millions more would exhaust other unemployment benefits within weeks. Jill Colvin, Chron, "Lawmakers press Trump on relief bill as jobless aid expires," 27 Dec. 2020 An auto drain function will exhaust all condensation automatically without the need to manually service the machine. Eric Alt, Popular Science, "Best portable air conditioner: Cool off where you need it most," 17 Dec. 2020 The city of Lemon Grove will exhaust its savings within five years and be unable to pay its bills, according to a report given last week to the City Council. Karen Pearlman, San Diego Union-Tribune, "Financial outlook remains grim for Lemon Grove," 7 Dec. 2020 To be eligible, claimants had to exhaust the 26 weeks of state benefits and the 13 weeks of PEUC. Adrienne Roberts, Detroit Free Press, "Unemployment benefits have been extended. So when will the checks come?," 29 Dec. 2020 Health-care workers will be first in line, and are likely to exhaust the 45 million doses (enough for 22.5 million people) that will be available in December and perhaps January. TheWeek, "The vaccine breakthrough," 29 Nov. 2020 Investigators routinely partner with local law enforcement agencies to exhaust every available lead to solve cases. Brittany Wallman, sun-sentinel.com, "Danger Road: Bullets fly on I-95 as FHP shrugs," 19 Dec. 2020 China’s military has expanded training for a possible assault and flown increasing numbers of warplanes across the Taiwan Strait to exhaust the island’s air defenses. Los Angeles Times, "The most important company you’ve never heard of is being dragged into the U.S.-China rivalry," 17 Dec. 2020 Recent Examples on the Web: Noun Apart from a subdued exhaust note and noisy highway behavior, the 2021 Civic Type R ranks among the most entertaining cars to drive right now. Eric Stafford, Car and Driver, "Best New Hatchbacks of 2021," 19 Feb. 2021 On Sunday morning, exhaust from running dog trucks and steam from cookers caught the day’s first sun in the minus-20 degree air. Marc Lester, Anchorage Daily News, "The Summit Quest: How one of Alaska’s toughest races tests mushers with mountains, rocks and cold," 16 Feb. 2021 On Thursday, a crew used a crane to install portions of the Parkway crematory, including an exhaust stack. Michael Wetzel The Decatur Daily, al, "Why cremations are becoming increasingly common in Alabama," 7 Feb. 2021 The trio began a serenade in C major by Hungarian composer Ernst von Dohnányi, the frenetic, almost percussive bowing blending with the exhaust note of a passing sports car. Evan Simko-bednarski, CNN, "Unable to open its concert hall, New York Philharmonic brings its music to the streets," 29 Aug. 2020 My son also dubbed the exhaust note a pleasant rumble, so that’s a good backup sound plan. cleveland, "2020 Mazda MX-5 RF still means a lot of fun and some summer sun," 8 Aug. 2020 The only visual distinctions versus the W-12 are modest V8 badges on the front fenders, quad exhaust finishers in place of twin ovals, and standard 20-inch wheels instead of 21s. Mike Duff, Car and Driver, "2021 Bentley Flying Spur V-8 Is Sensibly Extravagant," 27 Jan. 2021 Modern vehicle exhaust systems have come a long way. John Benson, cleveland, "North Olmsted Fire Department seeks grant money for new vehicle exhaust systems," 22 Jan. 2021 Positioned beneath an exhaust hood in front of a food-prep counter and staring at a collection of six monitors with different feeds of the game. Dan Wiederer, chicagotribune.com, "Broadcasting road games from a kitchen. Cobwebs in the seats. For Jeff Joniak, voice of the Chicago Bears, Season 20 has been unlike any other.," 31 Dec. 2020

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.

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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

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Time Traveler for exhaust

Time Traveler

The first known use of exhaust was in 1531

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Statistics for exhaust

Last Updated

24 Feb 2021

Cite this Entry

“Exhaust.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exhaust. Accessed 5 Mar. 2021.

Style: MLA
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More Definitions for exhaust

exhaust

verb

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

exhaust

transitive verb
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

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exhaust

transitive verb
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

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