404

What Does 404 Mean?

404 means "Page Not Found Error" and "Clueless." Here's more information about each of these definitions of 404, with examples of use.

Page Not Found Error

The number 404 is used online to indicate that the requested URL was not found. A 404 error indicates that specific web page doesn't exist. This may be because the page is no longer maintained, or because the URL is incorrect.

Clueless

404 is now used as a slang term to imply that a person is clueless. In this context, 404 is often, but not always, used insultingly. For example:
  • He is 404 about everything!
  • I'm 404 when it comes to the more complicated aspects of online gaming.
  • He's a brilliant car mechanic, but totally 404 when it comes to bike derailleurs.

"Cyber Speak" Test

You now know what 404 means, but are you good at Cyber Speak? Well, let's see!

Summary of Key Points

"Page Not Found Error" is the most common definition for 404 online. Snapchat, WhatsApp, Facebook, Twitter, Instagram, and TikTok.
404
Definition:Page Not Found Error
Type:Cyber Term
Guessability:
3: Guessable
Typical Users:
Adults and Teenagers

Second Definition for 404

"Clueless" is another common definition for 404 on Snapchat, WhatsApp, Facebook, Twitter, Instagram, and TikTok.
404
Definition:Clueless
Type:Cyber Term
Guessability:
4: Difficult to guess
Typical Users:
Adults and Teenagers

Using Numbers in Texts

This video shows the different ways that numbers are used in "text speak":

Example of 404 Used in a Text

404

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