exhaust Meaning in the Cambridge English Dictionary
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Meaning of “exhaust” in the English Dictionary

"exhaust" in British English

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exhaustverb [T]

uk   /ɪɡˈzɔːst/  us   /-ˈzɑːst/

exhaust verb [T] (TIRE)

C1 to make someone ​extremelytired: The ​longjourney exhausted the ​children. I've exhausted myself with all that ​cleaning.
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exhaust verb [T] (USE)

to use something ​completely: How ​long will it be before the world's ​fuelsupplies 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).

exhaustnoun [U]

uk   /ɪɡˈzɔːst/  us   /-ˈzɑːst/
C1 the ​wastegas from an ​engine, ​especially a car's, or the ​pipe the ​gasflows through: Car exhaust is the ​mainreason for the city's ​pollution.
(Definition of exhaust from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"exhaust" in American English

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exhaustverb [T]

 us   /ɪɡˈzɔst/

exhaust verb [T] (TIRE)

to make a ​person or an ​animalextremelytired: The ​longhike up the ​mountain exhausted us all.

exhaust verb [T] (USE)

to use something ​completely: After a ​wholeday with the ​kids, her ​patience was ​nearly exhausted.

exhaustnoun [C/U]

 us   /ɪɡˈzɔst/

exhaust noun [C/U] (GAS)

the ​wastegas from an ​engine, esp. a from a ​car, or the ​pipe this ​gasflows through
(Definition of exhaust from the Cambridge Academic Content Dictionary © Cambridge University Press)

"exhaust" in Business English

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exhaustverb [T]

uk   us   /ɪɡˈzɔːst/
to use all of something so that there is none ​left: exhaust a ​supply/​resource/​stock exhaust every possibility/​option
(Definition of exhaust from the Cambridge Business English Dictionary © Cambridge University Press)
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