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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Georgie & Mandy, of course, now tells big brother Georgie's story. Sydney Bucksbaum, Entertainment Weekly, 5 Feb. 2026 As far as practicality goes, its big brother, the RX Hybrid, is the better-selling Lexus model for a reason. Charles Singh, USA Today, 4 Feb. 2026 Last June, Paris and his big brother Dylan, 28, made their big-screen debut in their dad's Western, The Holy Trinity. Gillian Telling, PEOPLE, 3 Feb. 2026 In 2023, the triplets made their red carpet debut alongside their big brother for their dad's Louis Vuitton debut. Emma Banks, InStyle, 21 Jan. 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 8 Feb. 2026.

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