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skeleton key

noun

Definition of skeleton key

  1. :  a key with a large part of the bit filed away to enable it to open low quality locks as a master key

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First Known Use of skeleton key

1810

SKELETON KEY Defined for English Language Learners

skeleton key

noun

Definition of skeleton key for English Language Learners

  • : a key that is made to open many different locks

Learn More about skeleton key

  1. See words that rhyme with skeleton key

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