exhaust

nouns

gases ejected from an engine as waste products
system consisting of the parts of an engine through which burned gases or steam are discharged

verbs

wear out completely
"This kind of work exhausts me"; "I'm beat"; "He was all washed up after the exam"
is derived from
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"
is derived from
deplete
"exhaust one's savings"; "We quickly played out our strength"
is derived from
use up the whole supply of
"We have exhausted the food supplies"
is derived from
is a type of (narrower)
make void or empty of contents
"Empty the box"; "The alarm emptied the building"
eliminate (a substance)
"combustion products are exhausted in the engine"; "the plant releases a gas"