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concussive

American  
[kuhn-kuhs-iv] / kənˈkʌs ɪv /

adjective

  1. Pathology. characteristic of, caused by, or causing concussion.

  2. violently jarring.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.