Definition of "exhaust" []

• To wear out completely. See Synonyms at tire1. (verb-transitive)
• To drain of resources or properties; deplete: tobacco crops that exhausted the soil. See Synonyms at deplete. (verb-transitive)
• To use up completely: exhausted our funds before the month was out. (verb-transitive)
• To treat completely; cover thoroughly: exhaust a topic. (verb-transitive)
• To draw out the contents of; drain: exhaust a tank gradually. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "IV. iii.119 (356,8) exhaust their mercy] For _exhaust_, sir T. Hanmer, and after him Dr. Warburton, read _extort_; but _exhaust_ here signifies literally to _draw forth_."
• "The side with the exhaust is a tight fit, but it will go in."
• "This exhaust is a superheated plasma (a charged gas) commonly referred to as the solar wind."