What does the word mistake mean?

Usage examples for mistake

  1. I made no mistake about that. – Foe-Farrell by Arthur Thomas Quiller-Couch
  2. " You mistake, I think," said Piers. – The Crown of Life by George Gissing
  3. He knew it perfectly now, exactly when, where, all about it; no room for mistake or doubt any more! – The Whirligig of Time by Wayland Wells Williams