Recent Examples of master key from the Web
One of the keys was an arrow master key that opened postal boxes on Palmerson Drive, Diablo Drive, Dieppe Way, Shade Tree Way, Keoncrest Circle, Porto Pino Way, Golden Vista Way, Burnbray Place and Copper Cove Place, the complaint says.
Cops also reviewed the hotel’s key lock system and saw that a master key was used to enter the couple’s room.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'master key.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of master key
MASTER KEY Defined for English Language Learners
Definition of master key for English Language Learners
: a key that can be used to open many locks (such as all the door locks in a building)
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