1. Use up the whole supply of
   "We have exhausted the food supplies"
    
2. Deplete, exhaust or weaken
   "exhaust one's savings";
   - run down, play out, sap, tire
    
3. Wear out completely
   "This kind of work exhausts me";
   - wash up, beat [informal], tucker [N. Amer, informal], tucker out [N. Amer, informal]
    
4. Utilize or spend available resources or supplies
   "We exhausted our savings";
   - consume, eat up, use up, eat, deplete, run through, wipe out, use, expend
    
5. Eliminate (a substance)
   "combustion products are exhausted in the engine";
   - discharge, expel, eject, release
    
6. Bring out, discuss or develop completely
   "to exhaust a subject"

1. Gases ejected from an engine as waste products
   "The garage was filled with exhaust fumes from the running car";
   - exhaust fumes, fumes
    
2. System consisting of the parts of an engine through which burned gases or steam are discharged
   "The mechanic replaced the rusted muffler in the car's exhaust system";
   - exhaust system
    
3. [Brit] A pipe carrying fumes from the muffler to the rear of a car
   "The mechanic noticed a hole in the tailpipe causing the loud exhaust noise";
   - tailpipe [N. Amer], exhaust pipe [Brit]

Derived forms: exhausts, exhausting, exhausted

Type of: drop, eliminate, empty, expend, fag [informal], fag out [Brit, informal], fatigue, gas, jade, knacker [Brit, informal], obviate, outwear, pipage, pipe, piping, rid of, spend, system, tire, tire out, waste, waste material, waste matter, waste product, wear, wear down, wear out, wear upon, weary

Part of: automobile engine

Encyclopedia: Exhaust