terrorist

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noun

ter·​ror·​ist ˈter-ər-ist 

plural terrorists

: an advocate or practitioner of terrorism as a means of coercion

Opposition still runs high to the idea of releasing or bringing into U.S. prisons dozens of men widely considered dangerous terrorists even if many are not.

Less than three weeks before the Winter Olympics are set to begin in the Russian city of Sochi, police there have begun hunting for suspected terrorists allegedly plotting attacks.

—Time

terrorist

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adjective

: or, relating to, or characteristic of terrorists or terrorism : practicing or involving violent acts of terror

a terrorist organization

The consequences of the U.S. response to the terrorist attacks of September 2001 will ramify for decades.

—Joe Klein

There is no margin for error when a real terrorist threat is present and the safety of the public, and the first responders, is in jeopardy.

—Gary J. Laughlin

Examples of terrorist in a Sentence

Recent Examples on the Web

Noun

The jury found Soto guilty of rioting, providing material support to terrorists, conspiracy to use and carry an explosive, and using and carrying explosives during a riot. — Shambhavi Rimal, Fort Worth Star-Telegram, 1 July 2026

As part of their guilty-plea agreements, all six antifa associates acknowledged their affiliation with the Dallas-area antifa cell and confessed to a single count of providing material support to terrorists. — Mia Cathell, The Washington Examiner, 1 July 2026

Adjective

Its mandate later expanded to terrorist financing after 9/11, and its recommendations have since become the global template for anti-money laundering rules, payment transparency and virtual asset regulation. — Susie Violet Ward, Forbes.com, 2 July 2026

Continue reading … RADICAL — DeSantis announces plans to use new state law to target dozens of alleged terrorist groups. — FOXNews.com, 2 July 2026

Word History

First Known Use

Noun

1794, in the meaning defined above

Adjective

1795, in the meaning defined above

Phrases Containing terrorist

• anti-terrorist