What does the word impostor mean?

Usage examples for impostor

  1. Isabella certainly believed still in Columbus; Ferdinand, although he had never been enthusiastic, knew the Admiral too well to make the vulgar mistake of believing him an impostor; and both were too polite and considerate to add to his obvious mortification and distress by any discouraging comments. – Christopher Columbus, Complete by Filson Young
  2. The proposal, and the arch manner of making it, threw our impostor into the most visible confusion. – Curiosities of Literature, Vol. 3 (of 3) by Isaac Disraeli
  3. San Giacinto may be an impostor; indeed, it is not at all unlikely. – Sant' Ilario by F. Marion Crawford