Word.ws English Dictionary

master keys

master keys is the plural of master key.

Meaning of master key

Noun

master key (plural master keys)

  1. A key designed to open a set of several locks; a passkey.
  2. (figuratively) Any tool or technique that can solve many types of difficulty.
  3. (slang) A shotgun shell designed for breaching doors.

Questions about master keys

What is master keys the plural of?
Master keys is the plural of master key.

Words near master keys in the dictionary

  1. Master John Goodfellow
  2. Master John Goodfellows
  3. master joint
  4. master joints
  5. master key
  6. master keys
  7. master mariner
  8. master mariners
  9. master of all one surveys
  10. Master of Arts
  11. master of ceremonies

Source and license

Adapted from Wiktionary: master keys (page history and authors); master key (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “master keys.” Word.ws, https://word.ws/master_keys. Based on Wiktionary, CC BY-SA 4.0.