unauthorized
adjectiveUK /ʌnˈɔː.θə.raɪzd/
US /ʌnˈɑː.θə.raɪzd/
Not allowed or approved by someone in charge.
The guard stopped the unauthorized visitor at the gate.
RELATED WORDS
OTHER MEANINGS
2. Done without official power or authority.
The unauthorized use of the company car led to trouble.
3. Not having the right credentials to access something.
He was blocked from the unauthorized area of the website.
4. Made or spread without the creator's consent.
An unauthorized copy of the song appeared online.