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foster brother

American  

noun

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


Etymology

Origin of foster brother

before 1000; Middle English; Old English fōster brōthor

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Throughout his book, Mr. Dohrn, who was born in 1977, wonders how much he, his younger brother and his foster brother really meant to their parents.

From The Wall Street Journal May 29, 2026

He extends the love he didn’t have as a child to his foster brother.

From Seattle Times May 3, 2024

A woman who passed up going to university to care for her autistic foster brother has described how he inspired her to set up her own behavioural therapy centre.

From BBC Feb. 18, 2023

Darshan Bolen, the sixth man and Phil’s cousin and foster brother, said, “Remember, you are the future.”

From New York Times Apr. 4, 2018

A boy who scrapped with his foster brother one minute and laughed with him the next.

From "An Ember in the Ashes" by Sabaa Tahir

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