°To draw or let out wholly; to drain off completely; as, to exhaust the water of a well; the moisture of the earth is exhausted by evaporation.
°To empty by drawing or letting out the contents; as, to exhaust a well, or a treasury.
noun
°System consisting of the parts of an engine through which burned gases or steam are discharged.
°The steam let out of a cylinder after it has done its work there.
synonyms:
spend, consume, tire out, weary