burnout Hear it!

burnout definition

burn·out (bʉrn′o̵ut′)

noun

  1. the point at which a rocket's fuel or oxidizer is completely burned up and the rocket enters its free-flight phase or is jettisoned
  2. damage caused by overheating
  3. ☆
    1. a state of emotional exhaustion caused by the stresses of one's work or responsibilities
    2. Slang a person in a state of mental or physical exhaustion, as from dissipation or overwork, and therefore fatigued, unmotivated, etc.

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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