noun
1. : a door lock that can be opened from the inside by a handle and from the outside by a key
2. : a lock that can ordinarily be opened by hand (as by turning a knob) except when locked with a key
noun
1. : a door lock that can be opened from the inside by a handle and from the outside by a key
2. : a lock that can ordinarily be opened by hand (as by turning a knob) except when locked with a key
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012