Big Brother

 Longman Dictionary of Contemporary English Online朗文当代英语 5++LDOCE Online朗文 5++ˌBig ˈBrother1  a character in the novel Nineteen Eighty-Four by George Orwell. Big Brother is the leader of the state, and although no one has ever met him there are pictures of him everywhere with the message ‘Big Brother is watching you’. People now use the expression ‘Big Brother’ to describe any government or organization that has complete power, allows no freedom, and carefully watches what people are doing Increasingly, the state is taking a big brother role in this area.Big Brother2 trademark  a television programme in the UK, US, and several other countries, in which several people are chosen to live in a house together. Their actions and conversations are then filmed and shown on television. Once a week, the people who watch the programme vote on who they think should leave the house.Origin big brother (1900-2000) Big Brother powerful ruler who controlled everything in the book Nineteen Eighty-Four (1949) by George Orwell

ˌBig ˈBrother1Big Brother2Syllable  

Big Brother

I

ˌBig ˈBrother¹
a character in the novel Nineteen Eighty-Four by George Orwell. Big Brother is the leader of the state, and although no one has ever met him there are pictures of him everywhere with the message ‘Big Brother is watching you’. People now use the expression ‘Big Brother’ to describe any government or organization that has complete power, allows no freedom, and carefully watches what people are doing:
    Increasingly, the state is taking a big brother role in this area.

II

Big Brother²
a television programme in the UK, US, and several other countries, in which several people are chosen to live in a house together. Their actions and conversations are then filmed and shown on television. Once a week, the people who watch the programme vote on who they think should leave the house. This programme was very popular and some of the people who took part in it became famous.

Big BrotherBrE /ˌbɪɡ ˈbrʌðə(r)/ 🔊NAmE /ˌbɪɡ ˈbrʌðər/ 🔊 noun [singular] 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 老大哥（意欲控制人们思想行为的虚伪领导者） 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. 源自乔治 · 奥威尔的小说《一九八四》。书中的政府头目 “老大哥” (Big Brother) 彻底控制着人民。“老大哥在看着你” 这一标语提醒人们注意，他知道他们所做的一切。