exhaust

1. (transitive) To draw or let out wholly; to drain completely.Examples: "The water was exhausted out of the well."; "Moisture of the earth is exhausted by evaporation."transitive

2. (transitive) To empty by drawing or letting out the contents.Examples: "to exhaust a well"; "to exhaust a treasury"; "It takes approximately 8 to 9 minutes to exhaust the tank of air and fill it with water."transitive

3. (transitive, literally, figuratively) To use up; to deplete, drain or expend wholly, or use until the supply comes to an end.Examples: "My grandfather seemingly never exhausts his supply of bad jokes."; "to exhaust one's resources"; "to exhaust all possibilities"figurativelyliterallytransitive

4. (transitive) To tire out; to wear out; to cause to be without any energy.Examples: "The marathon exhausted me."; "It is a branch that climbs for 11½ miles into the picturesque Wealden hills until, apparently exhausted by the effort, it terminates a mile short of the village of Hawkhurst."transitive

5. (transitive) To discuss thoroughly or completely.Examples: "That subject has already been exhausted."transitive

6. (transitive, chemistry) To subject to the action of various solvents in order to remove all soluble substances or extractives.Examples: "to exhaust a drug successively with water, alcohol, and ether"transitive