From Latin drained, past participle of exhaustion (to draw out, drink up, empty, exhaust), from ex (out) + whale (to draw (especially water), drain).



exhaust (third-person singular simple present exhausts, present participle exhausting, simple past and past participle exhausted)

  1. (transitive) To draw or let out wholly; to drain off completely

    The water was exhausted out of the well.

    Moisture of the earth is exhausted by evaporation.

  2. (transitive) To empty by drawing or letting out the contents

    to exhaust a well

    to exhaust a treasury

  3. (transitive, figuratively) To drain; to use up or expend wholly, or until the supply comes to an end

    My grandfather seemingly never exhausts his supply of bad jokes.

    to exhaust one’s resources

    You’re exhausting my patience.

    I exhausted my strength walking up the hill.

  4. (transitive) to tire out; to wear out; to cause to be without any energy

    The marathon exhausted me.

    • 1960 March, H. P. White, “The Hawkhurst branch of the Southern Region”, in Trains Illustrated, page 170:

      It is a branch that climbs for 11½ miles into the picturesque Wealden hills until, apparently exhausted by the effort, it terminates a mile short of the village of Hawkhurst.

  5. (transitive) To bring out or develop completely
  6. (transitive) to discuss thoroughly or completely

    That subject has already been fully exhausted.

  7. (transitive, chemistry) 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


Related terms[edit]



exhaust (plural exhausts)

  1. A system consisting of the parts of an engine through which burned gases or steam are discharged; see also exhaust system.
  2. The steam let out of a cylinder after it has done its work there.
    • 1962 June, Cecil J. Allen, “Locomotive Running Past and Present”, in Modern Railways, page 399:

      Travellers over the London & North Western main line in bygone days will need no reminder of the pattering of cinders on the carriage roofs, the fountains of sparks from the chimneys at night and the distance from which the exhaust of approaching locomotives could be heard, due to the fierceness of their blast in such conditions.

  3. The dirty air let out of a room through a register or pipe provided for the purpose.
    • 2006, Edwin Black, chapter 1, in Internal Combustion[1]:

      If successful, Edison and Ford—in 1914—would move society away from the [] hazards of gasoline cars: air and water pollution, noise and noxiousness, constant coughing and the undeniable rise in cancers caused by smoke exhaust particulates.

  4. An exhaust pipe, especially on a motor vehicle.
  5. exhaust gas.

Derived terms[edit]




exhaust (not comparable)

  1. (obsolete) Exhausted; used up.

Further reading[edit]



From Latin drained.


exhaust (feminine after draining, masculine plural exhausts or exhausted, feminine plural exhaustes)

  1. out of (no longer in possession of)
  2. exhausted

Related terms[edit]

Further reading[edit]