knock dead

Greatly amuse, astonish, or thrill someone, as in This new song will knock them dead. This slangy hyperbolic expression was first recorded in 1889. Also see knock the socks off.


Nearby words

  1. knobkerrie,
  2. knock,
  3. knock about,
  4. knock back,
  5. knock cold,
  6. knock down,
  7. knock down with a feather,
  8. knock for a loop,
  9. knock into a cocked hat,
  10. knock it off

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