A man's home is his castle

¹ Cultural  

1. People enjoy the position of rulers in their own homes, and others have no right to enter without the householder's permission.

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A man's home is his castle ² Cultural  

1. A proverbial expression that illustrates the principle of individual privacy, which is fundamental to the American system of government. In this regard, the Fourth Amendment to the United States Constitution — part of the Bill of Rights — prohibits “unreasonable searches and seizures.” (See also under “Proverbs.”)

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The legal doctrine “A man's home is his castle” is reflected in the Bill of Rights: “The right of the people to be secure in their … houses … against unreasonable searches and seizures shall not be violated.”

Disagreement over the extent of personal privacy and over interpretation of unreasonable has brought many cases before the Supreme Court.

Example Sentences

In 1604, the English jurist Lord Coke, famous for establishing the principle that “a man’s home is his castle,” also said a man could not assemble an armed retinue to protect him in town.

From Washington Post

A man’s home is his castle, says a maxim coined back when women rarely had property rights.

From Washington Post

If a man’s home is his castle, where are you most comfortable?

From Salon

But a country where a man's home is his castle and tax affairs are secret is far removed from one where curtains were banned just in case you were committing a sin in your own sauna.

From BBC

“This is contrary to the traditional idea that a man’s home is his castle, and it represents another step limiting what used to be called smokers’ rights,” he said.

From Washington Post