Definition of user-defined in US English:

user-defined

adjective

Computing
  • See user-definable

    • ‘The rewrite engine then uses a database of user-defined rules to pattern match against the expression in order to simplify it.’
    • ‘An authentication procedure with these user-defined parameters gives e-mail users complete control over her own communications.’
    • ‘It also can analyze, standardize and reformat user-defined information, such as e-mail address, product number, telephone number, or tax ID number.’
    • ‘Functions can be operated by user-defined keyboard shortcuts, menu choices and considerable usage of right-click context menus.’
    • ‘But the concept refers to the ability to automatically move data between different levels of storage devices, depending on user-defined parameters.’