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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:

The BBC's Shaimaa Khalil sat down with Mopreme Shakur, Tupac Shakur's stepbrother, ahead of opening statements on Monday in trial of the man accused of killing the rapper.

From BBC ● Aug. 16, 2026

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

Ruiz told the paper her boyfriend’s brother and stepbrother were among the missing.

From Los Angeles Times ● Jul. 3, 2025

He quit searching for Beatrice Leep’s stepbrother, though it required all the willpower he could muster.

From "Hoot" by Carl Hiaasen

When Dayyan Armstrong and Ross Beane were 16, the stepbrothers pooled together $1,000 for a 24-foot sailboat.

From The Wall Street Journal ● Oct. 5, 2026

While coaches playfully refer to them as stepbrothers, Verse said the relationship goes deeper.

From Los Angeles Times ● Dec. 27, 2025

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

The stepbrothers knocked on nearby doors, seeking someone who would help.

From Seattle Times ● Dec. 28, 2022

She is less ready to talk about the second wife, the new, engrossing family, stepbrothers and sisters the age of her own little one.

From "In the Time of the Butterflies" by Julia Alvarez

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