master key

noun

Meaning

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

Etymology / origin

No prose etymology has been added yet.

No ancestor words have been linked yet.

Related words

passkey(English)passe-partout(English)skeleton key(English)false key(English)split key(English)keyway(English)check key(English)lock(English)

Descendant words

No descendant words have been linked yet.

Sources

DictionaryAPI.dev English dictionary data