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A man's home is his castle

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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Note

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

A man's home is his castle

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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Note

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.”
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.