1. officially withdraw permission to enter or use something
Professional
Social
revoke someone's access/credentials due to bad behaviour
To 'revoke' is to officially remove or withdraw permission for something. You could 'revoke permission' meaning to change your decision about allowing someone to do something or 'revoke' someone's license or certification if you no longer considered them fit or deserving of it. This is a formal verb used often in professional and legal contexts.