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 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.
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Recent Examples on the Web: Verb

You’re exhausted by travel, by family dynamics, by the brittle tedium of being yourself in an unfamiliar place. Sebastian Smee, Washington Post, "I’ve seen plenty of beautiful artworks. But the Matisse Chapel overwhelmed me.," 8 Aug. 2019 The last few days have been emotionally exhausting, Martinez said. Ruben Vives, Los Angeles Times, "Gilroy grapples with knowing shooter was one of their own," 1 Aug. 2019 This was difficult because her mother was exhausted by trying to travel through the rough terrain, her daughter explained. Susan Scutti, CNN, "Rescued California camper says she fled a stranger threatening her with a knife," 16 July 2019 Republicans are particularly exhausted by Trump news, an earlier Pew poll found. Amanda Shendruk, Quartz, "Data show Trump is right, fewer people like his tweets now," 14 July 2019 In 1914, the U.S. government said oil reserves would be exhausted by 1924. George Will, Twin Cities, "George Will: Scarcities are recyclable excuses for expanding government," 13 June 2019 The president responded by offering some concessions, but argued that the age hike is necessary because rising life expectancy in Russia could exhaust pension resources if the eligibility age remains the same. Fox News, "Russian rights group says over 1,000 detained at protests," 10 Sep. 2018 The city also argues that MLO has failed to mitigate damages or exhaust all administrative remedies through city government. Robert Higgs, cleveland.com, "Cleveland denies accusation it destroyed developer’s property value by improperly eliminating street," 30 July 2019 Earlier this year, Smart was denied a sentence reduction hearing for a second time, exhausting her judicial appeal options. NBC News, "Pamela Smart, serving life for recruiting teen to kill husband: Taking blame won't 'ever be enough'," 29 July 2019

Recent Examples on the Web: Noun

The research demonstrated the fragments may become airborne in a way similar to dust, pollen and fine particulate matter from vehicle exhausts. Frank Jordans, Anchorage Daily News, "The atmosphere is carrying microplastics into the Arctic, scientists say," 15 Aug. 2019 Oregon’s most powerful industries have killed, weakened or stalled efforts to deal with climate change, disappearing bird habitat, cancer-causing diesel exhaust, industrial air pollution, oil spill planning and weed killers sprayed from helicopters. Rob Davis | The Oregonian/oregonlive, oregonlive.com, "Oregon Democrats call for “substantial regulation” of money in state politics," 15 Aug. 2019 The research demonstrated the fragments may become airborne in a way similar to dust, pollen and fine particulate matter from vehicle exhausts. Washington Post, "Pure as snow? Scientists say air carrying plastics to Arctic," 15 Aug. 2019 Its exhaust ports were narrowed into tight slits to minimize detection by infrared systems. Alex Hollings, Popular Mechanics, "Why the F-117 Nighthawk Is Such a Badass Plane," 12 Aug. 2019 Navy strike group pilots also reported seeing strange objects flying above 30,000 feet at hypersonic speeds with no visible engine or infrared exhaust fumes, according to the New York Times. Fox News, "Bernie Sanders pledges to reveal info on aliens if he wins in 2020," 8 Aug. 2019 Pastel-coloured vintage cars speed by, spewing exhaust fumes into the oppressive midday heat. Anastasia Miari, 1843, "Magic grannies are stopping Cuba going hungry," 7 Aug. 2019 No power outages were reported in the Edgemere area as of 10 a.m., according to Baltimore Gas and Electric Co. Carbon monoxide is produced anytime fuel is burned, and can build up dangerously if exhaust isn’t properly ventilated. Scott Dance, baltimoresun.com, "Nine people taken to Shock Trauma as high carbon monoxide levels reported in Edgemere homes," 4 Aug. 2019 The machined tone of the engine never disturbs with its quiet exhaust tone. San Diego Union-Tribune, "Rolls-Royce Cullinan SUV: a royal rite of passage," 2 Aug. 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.

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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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Statistics for exhaust

Last Updated

17 Aug 2019

Look-up Popularity

Time Traveler for exhaust

The first known use of exhaust was in 1531

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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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Comments on exhaust

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a haphazard or makeshift solution

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