Dictionary definition · exhaust
noun
- gases ejected from an engine as waste products
- system consisting of the parts of an engine through which burned gases or steam are discharged
verb
- wear out completely"This kind of work exhausts me"
- use up (resources or materials)"this car consumes a lot of gas"
- deplete"exhaust one's savings"
- use up the whole supply of"We have exhausted the food supplies"
- eliminate (a substance)"combustion products are exhausted in the engine"
Source: Open English WordNet (CC BY 4.0).