skeleton key

noun

1. a key with nearly the whole substance of the bit filed away so that it may open various locks.

skeleton key

noun

1. a key with the serrated edge filed down so that it can open numerous locks Also calledpasskey

Word History and Origins

Origin of skeleton key¹

First recorded in 1800–10

Word History and Origins

Origin of skeleton key¹

C19: so called because it has been reduced to its essential parts

Example Sentences

With an oath, Dundee used his skeleton key to release the Yale lock with which the front door was equipped.

From Project Gutenberg

Or he came in with a skeleton key and out by the window, probably droppin' from the balcony.

From Project Gutenberg

"Come on," he said, thrusting his skeleton key into the inner door.

From Project Gutenberg

Was there a bank official to be264 bribed or a skeleton key to be made?

From Project Gutenberg

So he took from his pocket an electric lantern and a skeleton key which he always carried.

From Project Gutenberg