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• Homeland Security
  Homeland Security

  noun

  the United States Department of Homeland Security, the body responsible for dealing with terrorist threats on American soil
• homeland security
  homeland security

  noun

  precautions taken by the government of a specified country against terrorist attacks

Homeland Security

¹ British  

noun

1. the United States Department of Homeland Security, the body responsible for dealing with terrorist threats on American soil

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homeland security ² British  

noun

1. precautions taken by the government of a specified country against terrorist attacks

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Example Sentences

See Examples For:

Homeland Security homeland security

The former head of the National Institute of Allergies and Infectious Diseases was grilled on Wednesday by the Senate Committee on Homeland Security and Governmental Affairs.

From BBC ● Jul. 30, 2026

However, the Pentagon and Department of Homeland Security can grant exemptions.

From Barron's ● Jul. 28, 2026

More than 40 Kenyans have been arrested by ICE, according to the US Department of Homeland Security website.

From BBC ● Jul. 27, 2026

Three days later, according to the lawsuit, Cleland received an emailed notice that her Global Entry/TSA Pre-check had been revoked by Homeland Security.

From Los Angeles Times ● Jul. 24, 2026

Homeland Security has issued a red alert for the entire state of Illinois.

From "Love, Hate & Other Filters" by Samira Ahmed

In the US capital, the department of homeland security and emergency management said air quality was "unhealthy for at-risk groups" including children and the elderly, urging people to limit time outdoors.

From Barron's ● Jul. 18, 2026

The U.S. restructured the federal government and pumped hundreds of billions of dollars into homeland security.

From The Wall Street Journal ● Jul. 4, 2026

“State recommendation for Haiti TPS has not come in despite of many outreach,” a homeland security deputy assistant secretary wrote in a June 2, 2025, email.

From Los Angeles Times ● Jun. 25, 2026

That growth is being driven by concurrent demand shocks across three distinct markets: military, homeland security, and commercial infrastructure.

From MarketWatch ● Apr. 13, 2026

John Ashcroft, our homeland security hombre with the heavy brow and the oh-so-serious, tuned-into-all-things-terrorist face, actually offered America a steady, if guarded, smile.

From "Anthem of a Reluctant Prophet" by Joanne Proulx