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

Just hearing what all Jennifer Lopez has going on right now will exhaust you. Christopher Rosa, Glamour, "Yes, Jennifer Lopez Still Lets Loose on the Dance Floor," 7 Mar. 2019 Humor is a coping mechanism, and who isn’t exhausted by other people sometimes? Eliza Brooke, Vox, "We buy each other gifts with misanthropic slogans to forge a common bond," 9 Nov. 2018 And while the pair must already be exhausted by this whirlwind royal tour (and its many outfit changes), the two stepped out tonight in glorious, gorgeous formalwear. Sally Holmes, Marie Claire, "Meghan Markle Wears Oscar de la Renta for Magical Red Carpet Moment in Sydney," 26 Oct. 2018 That’s left some Democratic leaders with a nagging concern: Is there a danger that their supporters might just get exhausted by the constant drumbeat of chaotic news from Washington? Annie Linskey, BostonGlobe.com, "Democrats worry their voters are more exhausted than outraged by Trump," 12 July 2018 The move hasn't played well with parents, who are exhausted by the tense issue that has now put students, parents and teachers on edge for almost an entire school year. Bethany Barnes, OregonLive.com, "Once again, Portland Public School botches community outreach over school relocation," 30 May 2018 And a cross-country matchup that has been hyped since last summer could last from Monday through May 28, requiring the full seven games and leaving the eventual victor exhausted by the time the real Finals roll around. Brian T. Smith, San Francisco Chronicle, "Western drama has makings of some good TV," 9 May 2018 One bright note: Steve Buscemi returns as Wayne, the werewolf exhausted by his many cubs. Bill Goodykoontz, azcentral, "Remakes, sequels and oddities: A list of 2018's summer movies," 26 Apr. 2018 City never developed the same momentum in the second half, exhausted, perhaps, by its first-half efforts, and Salah’s calm finish 11 minutes into the second half leveled the score, which, with the away goals rule, effectively ended the tie. Jonathan Wilson, SI.com, "Roma, Not Man City, Completes Stunning UCL Comeback, Sends Barcelona Reeling," 10 Apr. 2018

Recent Examples on the Web: Noun

Pollution Tiny particles from exhaust, smog, or debris are attracted to your skin's oil and mix with it to create breakouts. Kelsey Castañon, Seventeen, "Everything You Need to Know About Acne — and How to Get Rid of It," 4 Dec. 2018 Mecklenburg had no unhealthy days in 2014 to 2016 due to a different form of air pollution, airborne particles from diesel exhaust and other sources. Bruce Henderson, charlotteobserver, "Smog rises slightly in NC cities. Here's how Charlotte ranks in the U.S. | Charlotte Observer," 18 Apr. 2018 But the intake and exhaust setup on the new blocks hints otherwise. Ezra Dyer, Popular Mechanics, "Lake X: Mercury Marine's Secret Boat Testing Site," 27 Dec. 2018 The resulting greenhouse-gas emissions are equivalent to the daily exhaust emitted by about 2.7 million cars, according to estimates from the World Bank and Environmental Protection Agency. Rebecca Elliott, WSJ, "In Booming Oil Field, Natural Gas Can Be Free," 27 Dec. 2018 Early on, this trick was accomplished with paddles that pushed into the engine exhaust to change the direction of thrust. Kyle Mizokami, Popular Mechanics, "China's New Upgrade Makes Its Fighter Jets Wildly Maneuverable," 7 Nov. 2018 The Sport Hybrid sports dual exhausts and a pair of Hybrid badges on the front fenders. Eric Bangeman, Ars Technica, "Love the hardware, hate the UI: The Acura MDX Sport Hybrid," 13 Dec. 2018 Some laptops have fans that subtly vent out of the bottom or side of the case, and so placing your laptop on anything other than a hard, flat surface can block the intake or exhaust. Kevin Dupzyk, Popular Mechanics, "Three Ways to Speed Up a Slow Computer," 7 Dec. 2018 The less fluid range of motion reflects the hinge design changing entirely to make room for the cooling system’s exhausts. Stefan Etienne, The Verge, "Razer Blade 15 dual storage review: too much compromise," 8 Nov. 2018

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

16 Mar 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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