exhaust

verb1 of 2

to use all of something such as energy, resources, or possibilities; to make someone very, very tired

• “Take breaks and rest when you feel tired or exhausted.”Tatoeba
• “There seems to be some problem with the exhaust system.”Tatoeba

Sentences from Tatoeba show real usage. A word can have several meanings, so a sentence may use another one.

noun2 of 2

The steam let out of a cylinder after it has done its work there.