#1 exhaust v. [wash up, beat, tucker, tucker out] wear out completely; "This kind of work exhausts me"; "I'm beat"; "He was all washed up after the exam". wn
#2 exhaust v. [consume, eat up, use up, eat, deplete, run through, wipe out] use up (resources or materials); "this car consumes a lot of gas"; "We exhausted our savings"; "They run through 20 bottles of wine a week". wn
#3 exhaust v. [run down, play out, sap, tire] deplete; "exhaust one's savings"; "We quickly played out our strength". wn
#4 exhaust n. [exhaust fumes, fumes] gases ejected from an engine as waste products. wn
#5 exhaust n. [exhaust system] system consisting of the parts of an engine through which burned gases or steam are discharged. wn
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