unauthorized
not officially allowed or approved
Not allowed or not approved by the person or group that has power to decide.
unauthorized [noun]; [something] is unauthorized
- Unauthorized visitors will be asked to leave the building immediately.
- The company issued a statement denying any connection to the unauthorized biography of its founder.
- Parking in this area is strictly prohibited for unauthorized vehicles.
- Security guards checked badges to make sure there were no unauthorized personnel backstage.
- The teacher warned students that unauthorized absences would affect their final grade.
- Unauthorized people cannot go into this room.
- The book is an unauthorized story of the singer’s life.
- He took an unauthorized day off from work.
- Unauthorized cars were towed away from the lot.
- Only staff may enter; all unauthorized visitors must wait outside.
done without legal or system permission
Used when someone uses a system, account, or thing without the legal right or required permission, often against rules or the law.
unauthorized [access/use/transaction/disclosure]
- We detected unauthorized access to several user accounts late last night.
- Please report any unauthorized transactions on your credit card within 24 hours.
- The employee was fired for unauthorized use of confidential customer data.
- The company was fined for unauthorized disclosure of medical records.
- This software protects your files from unauthorized copying and distribution.
- The bank blocked my card after an unauthorized payment.
- The app sends an alert if there is unauthorized access to your account.
- He was punished for unauthorized use of the company car.
- You must keep this folder safe from unauthorized people.
- The password stops unauthorized users from opening the file.
- Base: unauthorized
unauthorized access
1access without required permission
When a person enters or uses a system, account, or place without the needed permission or legal right.
- The company installed new firewalls to prevent unauthorized access to its servers.
- You will receive a text message if there is any unauthorized access to your email account.
unauthorized transaction
1financial charge without consent
A payment or movement of money from a bank account or card that the owner did not agree to.
- If you notice any unauthorized transaction on your statement, contact your bank immediately.
- The fraud team is investigating several unauthorized transactions made overnight.
unauthorized use
1use without permission or right
When someone uses property, information, or a service without the permission or legal right to do so.
- Employees are warned that unauthorized use of company vehicles is grounds for dismissal.
- The terms of service strictly forbid unauthorized use of copyrighted material.
unauthorized biography
1biography without subject’s approval
A book that tells a person’s life story but was written and published without that person’s approval or help.
- The singer was upset about the release of an unauthorized biography.
- The actor criticized the unauthorized biography for containing many errors.
- An unauthorized biography revealed many private details about the actor.
- She refused to give interviews for the unauthorized biography about her childhood.