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
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Davion Flanagan was a football player, aspiring barber and loving big brother, according to a fundraiser page by his family. Marlene Lenthang, NBC news, 15 May 2026 It was written, me, grieving the loss of my big brother. Rachel Desantis, PEOPLE, 14 May 2026 Chiefs tight end Travis Kelce and his big brother, Jason, discussed the Chiefs’ potential schedule on the latest episode of the New Heights podcast. Pete Grathoff, Kansas City Star, 13 May 2026 To be their big brother leading the fight. Marcus Thompson Ii, New York Times, 5 May 2026 See All Example Sentences for big brother

Word History

First Known Use

1809, in the meaning defined at sense 1

Time Traveler
The first known use of big brother was in 1809

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Cite this Entry

“Big brother.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/big%20brother. Accessed 18 May. 2026.

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