big brother

noun

1

: an older brother

2

: a man who serves as a companion, father figure, and role model for a boy

3

Big Brother [Big Brother, personification of the power of the state in 1984 (1949) by George Orwell]

a

: the leader of an authoritarian state or movement

b

: an all-powerful government or organization monitoring and directing people's actions

Examples of big brother in a Sentence

Recent Examples on the Web

Carr may be joining the Lakers at the exact right moment as the team — with the investment and guidance from big brother organization the Dodgers — will expand weight room, treatment and sports science resources in its facility. — Los Angeles Times, 4 July 2026

Nearly all of their visitors have been from the entertainment world, but Chiefs tight end Travis Kelce and big brother, Jason, had British Royalty take time to speak with them. — Pete Grathoff, Kansas City Star, 3 July 2026

Needless to say, big brother Jason wasn't too pleased to hear about his brother's rookie purchase. — Stephanie Sengwe, PEOPLE, 1 July 2026

Three-time Super Bowl champ Kelce spent the long weekend in and around Southern California with a crew of male friends, including his big brother Jason and Swift’s younger brother, Austin, in what is believed to be his bachelor party. — Jami Ganz, New York Daily News, 27 June 2026

Word History

First Known Use

1809, in the meaning defined at sense 1

Rhymes for big brother

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