What does exhaust mean?
The waste matter that is expelled from an engine or other machine, typically in the form of hot gases. To use up or consume all of something, especially energy or resources.
Example
"The car's exhaust system was making a loud noise, so I took it to the mechanic to have it fixed. After a long day, I was exhausted and needed to rest."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.