foster brother

noun

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

Word History and Origins

Origin of foster brother¹

before 1000; Middle English; Old English fōster brōthor

Example Sentences

So he rode home to call Virginia City, to ask for his foster brother-in-law.

From The Daily Beast

The hound followed Bruce, who gradually dispersed his company,66 at last keeping only his foster-brother with him.

From Project Gutenberg

He then killed his own two pursuers, while his foster-brother despatched the only one remaining.

From Project Gutenberg

"It doesn't seem like it, Job," said Alice sadly, and looked with distress on the splendid figure of her foster-brother.

From Project Gutenberg

The count drew up a butaca, sat down opposite Valentine, took a cigar from the case his foster brother handed him, and lit it.

From Project Gutenberg

Louis was too well acquainted with his foster brother's firm and resolute character to try and combat his will.

From Project Gutenberg