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Definition of "high gear" []

  • The high gear configuration of a transmission. (noun)
  • Informal A state of maximum activity, energy, or force: Her mind was in high gear while studying for the art history examination. (noun)

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.

Use "high gear" in a sentence
  • "At nine-forty-five A.M., they were about to go into high gear when my mom’s cell phone rang."