idiom. Add to word list Add to word list. locked away safely: Her jewelry is securely under lock and key at the bank. If a person, especially a criminal, is under lock and key, they are being kept in a place from which they cannot escape, usually a prison.

Answer: When activated the lock will say "Secure Lock is on" and not allow you to enter any codes, fingerprints, fobs to unlock it. You can only unlock using the app when this is turned on. You can deactivate this setting by going to settings. Tap on "Privacy Lock", and then turn it off.

Typically the sweethearts' names or initials, and perhaps the date, are inscribed on the padlock, and its key is thrown away (often into a nearby river) to symbolize unbreakable love.

The key serves as a security token for access to the locked area; locks are meant to only allow persons having the correct key to open it and gain access. In more complex mechanical lock/key systems, two different keys, one of which is known as the master key, serve to open the lock.