exhaust | 
| |
1. v. To draw or let out wholly; to drain off completely | |
The water was exhausted out of the well. | |
Moisture of the earth is exhausted by evaporation. | |
2. v. To empty by drawing or letting out the contents | |
to exhaust a well | |
to exhaust a treasury | |
3. v. (transitive, figuratively) To drain; to use up or expend wholly, or until the supply comes to an end | |
My grandfather seemingly never exhausts his supply of bad jokes. | |
to exhaust one's resources | |
You're exhausting my patience. | |
I exhausted my strength walking up the hill. | |
4. v. to tire out; to wear out; to cause to be without any energy | |
The marathon exhausted me. | |
5. v. To bring out or develop completely | |
6. v. to discuss thoroughly or completely | |
That subject has already been fully exhausted. | |
7. v. (transitive, chemistry) To subject to the action of various solvents in order to remove all soluble substances or extractives | |
to exhaust a drug successively with water, alcohol, and ether | |
8. s. A system consisting of the parts of an engine through which burned gases or steam are discharged; see also exhaust system. | |
9. s. The steam let out of a cylinder after it has done its work there. | |
10. s. The dirty air let out of a room through a register or pipe provided for the purpose. | |
11. s. An exhaust pipe, especially on a motor vehicle. | |
12. s. exhaust gas. | |
13. adj. (obsolete) Exhausted; used up. | |