Definitions

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

  • adjective computing, slang Not found, especially of a web page on the internet.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

From the HTTP error status code 404, meaning Not Found, returned by a web server responding to a request for a non-existent URL.

Support

Help support Wordnik (and make this page ad-free) by adopting the word 404.

Examples

    Sorry, no example sentences found.

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.

  • Not found.

    September 17, 2008

  • See here.

    November 7, 2008

  • Poor, poor web server.

    November 10, 2008

  • Couldn't you, kind of, find 403 first and then look behind it?

    November 13, 2008

  • it's a train to the wild web

    August 4, 2009

  • Heyup, we have a new 404, try here.

    November 23, 2009

  • hah! It has a nice sign.

    November 23, 2009

  • *listens to a's pronunciation*

    ...........................'d.

    December 3, 2009

  • I just noticed the Rhino painted its nails.

    https://wordnik.com/404

    April 28, 2015

  • What is that color... rhino red?

    April 28, 2015

  • At first, it looked like pink/purple, but today it looks orange. #theRhino

    April 30, 2015

  • BTW we've had the steampunk rhinos for a while, must be time for a change.

    July 16, 2021

  • good suggestion, bilby!

    July 17, 2021

  • There are 404s on a whole bunch of capitalised surnames. I've come across heaps recently. From memory, Cartier and Boulanger were among them.

    August 26, 2021