12. exhaust the parts of an engine through which the exhaust is ejected.
Etymology: (1515–25; < L exhaustus, ptp. of exhaurīre to draw off, empty, exhaust)
Definition of 'Exhaust'
Princeton's WordNet
1. (noun)exhaust, exhaust fumes, fumes gases ejected from an engine as waste products
2. (verb)exhaust, exhaust system system consisting of the parts of an engine through which burned gases or steam are discharged
3. (verb)exhaust, 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"
4. (verb)consume, eat up, use up, eat, deplete, exhaust, 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"
5. (verb)run down, exhaust, play out, sap, tire deplete "exhaust one's savings"; "We quickly played out our strength"
6. (verb)exhaust use up the wholesupply of "We have exhausted the food supplies"
7. (verb)exhaust, discharge, expel, eject, release eliminate (a substance) "combustion products are exhausted in the engine"; "the plant releases a gas"
7. (verb)Exhaust to drain, metaphorically; to use or expend wholly, or till the supply comes to an end; to deprive wholly of strength; to use up; to weary or tire out; to wear out; as, to exhaust one's strength, patience, or resources
8. (verb)Exhaust to bring out or develop completely; to discuss thoroughly; as, to exhaust a subject
9. (verb)Exhaust to subject to the action of various solvents in order to remove all soluble substances or extractives; as, to exhaust a drug successively with water, alcohol, and ether