exhaust.
To draw or let out wholly; to drain completely.
Meaning & usage
To draw or let out wholly; to drain completely.
The water was exhausted out of the well.
Moisture of the earth is exhausted by evaporation.
To empty by drawing or letting out the contents.
to exhaust a well
to exhaust a treasury
To use up; to deplete, drain or expend wholly, or use until the supply comes to an end.
My grandfather seemingly never exhausts his supply of bad jokes.
to exhaust one's resources
To tire out; to wear out; to cause to be without any energy.
The marathon exhausted me.
To discuss thoroughly or completely.
That subject has already been exhausted.
To subject to the action of various solvents in order to remove all soluble substances or extractives.
to exhaust a drug successively with water, alcohol, and ether
To expel (as exhaust).
To discharge or escape (as exhaust).
Where this word comes from
Etymology tree Proto-Indo-European *h₁éǵʰ Proto-Indo-European *-s Proto-Indo-European *h₁éǵʰs Proto-Italic *eks Latin ex Latin ex- Proto-Indo-European *h₂ews- Proto-Indo-European *h₂ews-ye-tider. Proto-Italic *auziō Latin hauriō Latin exhauriō Latin exhaustusder. English exhaust From Latin exhaustus, past participle of exhaurīre (“to draw out, drink up, empty, exhaust”), from ex (“out”) + haurīre (“to draw (especially water), drain”).
A system consisting of the parts of an engine through which burned gases or steam are discharged; see also exhaust system.
The steam let out of a cylinder after it has done its work there.
The dirty air let out of a room through a register or pipe provided for the purpose.
An exhaust pipe, especially on a motor vehicle.
Exhaust gas.
Where this word comes from
Etymology tree Proto-Indo-European *h₁éǵʰ Proto-Indo-European *-s Proto-Indo-European *h₁éǵʰs Proto-Italic *eks Latin ex Latin ex- Proto-Indo-European *h₂ews- Proto-Indo-European *h₂ews-ye-tider. Proto-Italic *auziō Latin hauriō Latin exhauriō Latin exhaustusder. English exhaust From Latin exhaustus, past participle of exhaurīre (“to draw out, drink up, empty, exhaust”), from ex (“out”) + haurīre (“to draw (especially water), drain”).
Exhausted; used up.
Where this word comes from
Etymology tree Proto-Indo-European *h₁éǵʰ Proto-Indo-European *-s Proto-Indo-European *h₁éǵʰs Proto-Italic *eks Latin ex Latin ex- Proto-Indo-European *h₂ews- Proto-Indo-European *h₂ews-ye-tider. Proto-Italic *auziō Latin hauriō Latin exhauriō Latin exhaustusder. English exhaust From Latin exhaustus, past participle of exhaurīre (“to draw out, drink up, empty, exhaust”), from ex (“out”) + haurīre (“to draw (especially water), drain”).
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.