by mistake


Erroneously, as in He took my coat by mistake. [c. 1700]

Words Nearby by mistake

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

How to use by mistake in a sentence

  • Finally, Stabs-by-Mistake laid his hand on Petes shoulder and spoke very solemnly.

    Boy Scouts in Glacier Park | Walter Prichard Eaton
  • Often the passers-by mistake these eccentric monologuists for lunatics.

    The Widow Lerouge | Emile Gaboriau