Definition: The word "773-mark-userhelper.conf" is a file that defines settings for a user helper application, which in this case might be used to help users with issues or questions related to their domain name registration process. Definition: A document containing instructions and configuration files for a specific system or application. In the context of server administration, it's often used by software developers to configure various services within an operating system, including user account management (such as "userhelper" in your case).