big brother

noun

Definition of big brother

  1. 1 :  an older brother

  2. 2 :  a man who serves as a companion, father figure, and role model for a boy

  3. 3 capitalized both Bs [Big Brother, personification of the power of the state in 1984 (1949) by George Orwell] a :  the leader of an authoritarian state or movementb :  an all-powerful government or organization monitoring and directing people's actions

1809

First Known Use of big brother

1809

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