knock over

knock over idiom
  1. Astonish, overcome, as in Their resemblance completely knocked me over. [Mid-1800s] Also see knock for a loop.
  2. Steal or burgle, as in They knocked over one bank and headed for another. [Slang; 1920s]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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