EnglishMain Dictionary
Big Brother
Universal Words
noun
[sing.] a leader, a person in authority, or a government that tries to control people's behaviour and thoughts, but pretends to act for their benefit
ORIGIN From George Orwell's novel Nineteen Eighty-Four, in which the leader of the government, Big Brother, had total control over the people. The slogan 'Big Brother is watching you' reminded people that he knew everything they did.