—exhaust /ɪɡˈzɔːst/ aep /-ˈzɑːst/
noun [U]
► C1 the waste gas from an engine, especially a car's, or the pipe the gas flows through: » Car exhaust is the main reason for the city's pollution.See picture: (UK) exhaust/(US) tailpipe 
Thesaurus+: ↑Rubbish and waste , ↑Environmental issuesThesaurus+: ↑Engines and motors , ↑The engine and engine parts
verb [T] (TIRE) ↑Verb Endings for exhaust
► C1 to make someone extremely tired: » The long journey exhausted the children.» I've exhausted myself with all that cleaning.Thesaurus+: ↑Tired and making tired• • •
Extra Examples:» Take a break now, please - you mustn't exhaust yourself.» Our plan was to exhaust the children at the park, so that they would sleep in the car.» The effort of his ordeal completely exhausted him.» Billy's heart was so weak that just climbing a few steps exhausted him.» Please don't exhaust yourself cooking and cleaning for him, Granny - he can look after himself.verb [T] (USE) ↑Verb Endings for exhaust
► F0 to use something completely: » How long will it be before the world's fuel supplies are exhausted?» I'm afraid he's exhausted my patience.» We seem to have exhausted this topic of conversation (= we have nothing new to say about it).Thesaurus+: ↑Using and misusing- send sth back
- send sth in
- send sth off
- send sth on
- send sth out
- send sth under plain/separate cover
- send-up
- send word
- send your regrets
- senile
- senile dementia
- senility
- senior
- senior citizen
- seniority
- senior nursing officer
- senior statesman
- sensation
- sensational
- sensationalism
- sensationalist
- sensationalize
- sensationally
- sense
- senseless