Noun
hotlinking (uncountable)
(Internet) Directly embedding or linking to a resource on another server, such as an image or video, so that it appears to be part of the linking website — considered a violation of netiquette.
Cause: The site owner has a security feature turned on that does not allow for hotlinking of that particular resource. Source: Internet
This feature is primarily used to prevent hotlinking. Source: Internet
You can disable hotlinking by adding the following code to your file and updating it with your domain name. Source: Internet