foster sister

noun

1. a girl brought up with another child of different parents.

Word History and Origins

Origin of foster sister¹

First recorded in 1640–50

Example Sentences

Some have additional gifts: Edward's foster sister sees the future; Edward reads thoughts.

From The Daily Beast

When I had washed my foster-sister's feet I took a besom and began to sweep the floor of the house.

From Project Gutenberg

In a few weeks my foster-sister was taken into the house, and placed under the tuition of my governess.

From Project Gutenberg

After nearly two centuries, the gloomy prophecy of the foster sister of our ancestor Schanvoch has been verified.

From Project Gutenberg

The history of astrology, which was the foster-sister of astronomy, goes back to the early days of the human race.

From Project Gutenberg

Miss Muriel Eden, my foster-sister; the dearest friend I have in the world—except you, sweetheart.

From Project Gutenberg