n.
1.gases ejected from an engine as waste products
2.system consisting of the parts of an engine through which burned gases or steam are discharged exhaust v.
1.wear out completely
2.use up (resources or materials)
3.deplete
4.use up the whole supply of
5.create a vacuum in (a bulb, flask, reaction vessel, etc.)
Idiom of the Day
take (someone) down a notch/peg or two
to reprimand or scold someone who is acting arrogant, to make someone less proud or sure of himself or herself
The manager took the secretary down a notch or two with his criticism of her work.
