Janus-faced lock
Noun
Meaning
Janus-faced lock (plural Janus-faced locks)
(archaic) A lock with duplicate faces so that the key can enter on either side and the lock can be mounted on either a right-hand or a left-hand door.
Noun
Janus-faced lock (plural Janus-faced locks)
(archaic) A lock with duplicate faces so that the key can enter on either side and the lock can be mounted on either a right-hand or a left-hand door.