exhaust or get tired through overuse or great strain or stress
lose interest or become bored with something or somebody
labor of a nonmilitary kind done by soldiers (cleaning or digging or draining or so on)
temporary loss of strength and energy resulting from hard physical or mental work
(always used with a modifier) boredom resulting from overexposure to something
used of materials (especially metals) in a weakened state caused by long stress
use up (resources or materials)
wear out completely
eliminate (a substance)
gases ejected from an engine as waste products
system consisting of the parts of an engine through which burned gases or steam are discharged
deplete
use up the whole supply of