terrorist

1 of 2

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

2 of 2

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

In its latest report, however, the MOH does not distinguish how many terrorists were among those killed in the conflict. — Beth Bailey, FOXNews.com, 15 Oct. 2026

McCallum also warned that Russia is escalating hybrid attacks and that artificial intelligence could help terrorists launch cyberattacks or develop dangerous biological weapons. — Jill Lawless, Los Angeles Times, 13 Oct. 2026

Adjective

Trump posted a video Thursday night that directly called El-Sayed a member of the group, which was founded in Egypt; his administration has designated chapters as terrorist organizations. — Nicholas Wu, semafor.com, 16 Oct. 2026

In The Amateur, Rami Malek plays a CIA cryptographer whose wife is killed in a terrorist attack. — K. Thor Jensen, PC Magazine, 16 Oct. 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