Definition of "guesser" [guess•er]

  • A person who guesses; especially someone who can make a reasonable prediction from little evidence. (noun)

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Use "guesser" in a sentence
  • "York, where a second-guesser is merely an apprentice working his way up to the truly good stuff."
  • "Wired later revealed that the hacker used an automated password guesser to figure out the Twitter admin's password, which was "happiness.""
  • "As Bruce rightly pointed out, to avoid falling victim to a password guesser users need to make their passwords more complex but with us requiring multiple PINs and passwords to access just one bank account this could get messy."