Definition of alias noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//ˈeɪliəs//
    ; NAmE NAmE//ˈeɪliəs//
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  1. 1a false or different name, especially one that is used by a criminal He checked into the hotel under an alias.
  2. 2(computing) a name that can be used instead of the actual name for a file, Internet address, etc. You can also use our easy-to-remember forwarding alias.
  3. Word Originlate Middle English: from Latin, ‘at another time, otherwise’.Extra examples After her escape from prison she adopted the alias Daryl Crowe. After her escape from prison, Claire Potter adopted the alias Margaret Smith. Five years ago he had lived in France under an alias. On his website he uses the online alias ‘Maddox’. One of his known aliases is Ed Neil. A conman used an alias to infiltrate the organization. Her brother was a spy operating under the alias Terry Ford. It soon emerged that all three names were aliases for the same person.
See the Oxford Advanced American Dictionary entry: alias

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