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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Ethan’s big brother, Jackson, was the first overall pick out of Stillwater High in the 2022 draft by the Orioles. Patrick Saunders, Denver Post, 20 May 2026 The groom shared a laugh with his big brother William in the chapel ahead of Harry’s nuptials. Nicole Briese, PEOPLE, 19 May 2026 Maul took Savage as an apprentice, but this was more than just a big brother taking care of his younger sibling. Sergio Pereira, Space.com, 19 May 2026 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 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

Browse Nearby Words

Cite this Entry

“Big brother.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/big%20brother. Accessed 23 May. 2026.

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