Meaning

verb wear out completely

verb use up (resources or materials)

verb deplete

originEtymology tree Proto-Indo-European *h₁éǵʰ Proto-Indo-European *-s Proto-Indo-European *h₁éǵʰs Proto-Italic *eks Latin ex Latin ex- Proto-Indo-European *h₂ews- Proto-Indo-European *h₂ews-ye-tider. Proto-Italic *auzjō Latin hauriō Latin exhauriō Latin exhaustusder. English exhaust English -ing English exhausting From exhaust + -ing.

Etymology from Wiktionary, CC BY-SA 3.0