stepbrother

noun

step·​broth·​er ˈstep-ˌbrə-t͟hər 

: a son of one's stepparent : the stepson of one's parent

Examples of stepbrother in a Sentence

Recent Examples on the Web

Authorities say Van Rootselaar killed her mother and stepbrother at home before attacking a nearby secondary school in Tumbler Ridge, killing five children ages 12 and 13 as well as an educational assistant. — ABC News, 13 Oct. 2026

Come for the retelling of the Jane Austen novel Emma, stay for the costumes, the iconic slang and the heartfelt message at its center—and the taboo romance between her and her former stepbrother, played by a young Paul Rudd. — Kara Nesvig, Parents, 12 Oct. 2026

Tupac’s sister, Sekyiwa, and his stepbrothers and cousins were on the other side of the aisle. — Jeff Weiss, HollywoodReporter, 5 Sep. 2026

His stepbrother Bradlee Miller of the same grade and a talented 6-foot-1 linebacker and running back in his own right was ruled eligible. — Ethan Hanson, Daily News, 28 July 2026

Word History

First Known Use

15th century, in the meaning defined above

Rhymes for stepbrother

• another
• godmother
• grandmother
• stepmother
• brother
• mother
• nother
• other
• smother
• souther

Kids Definition

stepbrother

noun

step·​broth·​er ˈstep-ˌbrət͟h-ər 

: a son of one's stepparent by a former partner