Origin of skeleton key
Examples from the Web for skeleton key
The time had come for him to use the skeleton-key which he had had made.The Crevice|William John Burns and Isabel Ostrander
He was a prisoner now, for he had left the skeleton-key in the inside of the outer door.
That morning he had secured a skeleton-key, and now the weather was propitious for his purpose.
Let me see if my skeleton-key will open the cellar reserved for the tenant of the ground floor.Arsne Lupin versus Herlock Sholmes|Maurice LeBlanc