Dictionary

big brother

big brother

noun

Definition of BIG BROTHER

1
:  an older brother
2
:  a man who serves as a companion, father figure, and role model for a boy
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 movement
b :  an all-powerful government or organization monitoring and directing people's actions

First Known Use of BIG BROTHER

1809

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