from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A punctuation symbol (?) written at the end of a sentence or phrase to indicate a direct question.
  • noun Something that is unknown, mysterious, or doubtful.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The punctuation mark?”, used at the end of a sentence to indicate a question.
  • noun idiomatic doubt or uncertainty

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a punctuation mark (?) placed at the end of a sentence to indicate a question


Sorry, no etymologies found.


    Sorry, no example sentences found.


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  • Homage to Rudy Martinez.

    October 30, 2007

  • (fd) Counterfeit German coin

    (Thanks Chris Doyle)

    January 24, 2008

  • ?

    February 26, 2008

  • "That's supposed to be a fact, that the question mark is originally from an Egyptian hieroglyph that signified a cat walking away. You know, it's the tail. And that symbol meant — well, whatever it is when they're ignoring you."

    - Christopher Walken in Scott Raab, Christopher Walken: What I've Learned,, 14 May 2009.

    May 18, 2009

  • Also a butterfly, Polygonia interrogationis.

    June 2, 2012