Word.ws English Dictionary

master key

master key noun: a key designed to open a set of several locks; a passkey.

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.

master key meaning in Tamil, Kannada, Tagalog and Malay

master key in Tamil

தலைச்சாவி

master key in Kannada

ಸಕಲ ಕೀಲಿಕೈ, ಸರ್ವಬೀಗದ ಕೈ, ಎಂಥ ಬೀಗಗಳನ್ನೂ ಬಿಚ್ಚಬಲ್ಲ ಕೀಲಿಕೈ, ನಾಯಕ ಬೀಗದ ಕೈ

master key in Tagalog

key that opens several locks
liyabe-maestra

master key in Malay

key that opens several locks
kunci induk

Forms of master key

pluralmaster keys

Questions about master key

What does master key mean?
Master key means a key designed to open a set of several locks; a passkey.
What is master key in Tamil?
Master key in Tamil is தலைச்சாவி. See Master key meaning in Tamil.
What part of speech is master key?
Master key is a noun.
What is the plural of master key?
The plural of master key is master keys.

Words near master key in the dictionary

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

Source and license

Adapted from Wiktionary: master key (page history and authors); master key (Tamil Wiktionary) (page history and authors); master key (Kannada Wiktionary) (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.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: En-au-master key.ogg.

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