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Synonyms

stepbrother

American  
[step-bruhth-er] / ˈstɛpˌbrʌð ər /

noun

  • stepbrothers
    plural
  1. one's stepfather's son or stepmother's son by a previous marriage.


stepbrother British  
/ ˈstɛpˌbrʌðə /

noun

  1. a son of one's stepmother or stepfather by a union with someone other than one's father or mother respectively

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of stepbrother

late Middle English word dating back to 1400–50; see origin at step-, brother

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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:

In May, the rapper's stepbrother Maurice Shakur filed a wrongful death lawsuit in civil court.

From Barron's Aug. 10, 2026

“I was so excited to go. We told his stepbrother, who lives there, so he had cleared his schedule. I had to tell him that we can’t go anymore. We still haven’t gone.”

From MarketWatch May 13, 2026

The suspected shooter's mother, 39-year-old Jennifer Jacobs, who was also known as Jennifer Strang, and stepbrother, 11-year-old Emmett Jacobs were also killed, police confirmed.

From BBC Feb. 14, 2026

“Law enforcement hasn’t cared for a long time,” Mopreme Shakur, Tupac Shakur’s stepbrother, told The Associated Press over Zoom from his home in Los Angeles.

From Washington Times Oct. 4, 2023

Roy got a queasy feeling that something bad must have happened to Beatrice’s stepbrother, the running boy.

From "Hoot" by Carl Hiaasen

Josh Peck and Bell, the show's titular characters who portrayed two teenage stepbrothers, worked together across the span of four seasons from 2004 to 2007.

From Salon Mar. 21, 2024

After Lalani was seriously injured in a car accident in which one of her stepbrothers died, she went to live with her stepmother.

From New York Times Jul. 6, 2022

Survivors include a son from his first marriage, William Jr.; two stepbrothers; two stepsisters; and three grandchildren.

From Washington Post Mar. 1, 2022

Both of the stepbrothers are also from Louisville.

From Seattle Times Mar. 23, 2021

It wasn’t just Auntie An-mei’s little brother, but also his wife’s stepbrothers and stepsisters, and a distant cousin, and that cousin’s husband and that husband’s uncle.

From "The Joy Luck Club" by Amy Tan

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