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

The crackdown on protesters began in June of 2025, when the Department of Homeland Security launched its wave of major immigration sweeps in Southern California.

From Salon • Apr. 15, 2026

Prior to that legislation, only a narrow set of federal agencies — Homeland Security, Justice, Defense — could legally interfere with a hostile drone.

From MarketWatch • Apr. 13, 2026

The Coast Guard, which falls under the Department of Homeland Security, has law-enforcement authority to interdict ships in international waters.

From The Wall Street Journal • Apr. 12, 2026

He said his legal team discovered Homeland Security had changed the advisals only after a government attorney notified him in November that the agency was going to seek to end the court-mandated safeguards.

From Los Angeles Times • Apr. 11, 2026

She reached a producer and told her the story: her husband’s incarceration, the call from Homeland Security, the stonewalling, the courts that didn’t even exist.

From "Zeitoun" by Dave Eggers