big brother: Meaning and Definition of
- an elder brother.
- (sometimes caps.) a man who individually or as a member of an organized group undertakes to sponsor or assist a boy in need of help or guidance.
- (usually caps.) the head of a totalitarian regime that keeps its citizens under close surveillance.
- (usually caps.) the aggregate of officials and policy makers of a powerful and pervasive state.
- a police officer or police car.
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