Meaning & Definition of word "Unauthorized"

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    Unauthorized

    /ˌʌn.ɔːˈθɔːr.aɪzd/

    adjective:

    • 1. Not having official permission or approval.
      • Example: The security system flagged the unauthorized access attempt.
    • 2. Carried out or done without permission or authorization.
      • Example: He was reprimanded for unauthorized use of the company vehicle.
    • 3. Illegitimate or improper due to lack of authorization.
      • Example: The unauthorized publication of the report led to a lawsuit.

    Etymology

    The prefix 'un-' means not + 'authorized' from 'authorize', which comes from the Latin 'auctorizare'.

    Common Phrases and Expressions

    unauthorized access:

    Gaining entry to a system or place without permission.

    unauthorized use:

    Using something without explicit granted permission.

    Related Words

    authorize:

    To give official permission.

    permission:

    Consent or authorization to do something.

    credential:

    A qualification or aspect of a person's background.

    Slang Meanings of unauthorized

    Meaning: Going rogue

    Example Sentence: He was going rogue by working on that project without authorization.

    Meaning: On the down-low

    Example Sentence: She was on the down-low about her unauthorized plans for the event.