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insurgent

American  
[in-sur-juhnt] / ɪnˈsɜr dʒənt /

noun

  1. a person who rises in forcible opposition to lawful authority, especially a person who engages in armed resistance to a government or to the execution of its laws; rebel.

  2. a member of a section of a political party that revolts against the methods or policies of the party.


adjective

  1. of or characteristic of an insurgent or insurgents.

    Synonyms:
    mutinous, revolutionary, rebellious
  2. surging or rushing in.

    The insurgent waves battered the shore.

insurgent British  
/ ɪnˈsɜːdʒənt /

adjective

  1. rebellious or in revolt, as against a government in power or the civil authorities

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a person who takes part in an uprising or rebellion; insurrectionist

  2. international law a person or group that rises in revolt against an established government or authority but whose conduct does not amount to belligerency

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of insurgent

1755–65; < Latin insurgent- (stem of insurgēns ) present participle of insurgere to get up, ascend, rebel. See in- 2, surge, -ent

Explanation

An insurgent is a rebel or a revolutionary, someone who takes up arms against the authorities. Insurgent is from the Latin word “insurgentem,” literally meaning “to rise against,” so think of an insurgent as a fighter who rises against the people in power. Often insurgents are considered terrorists because they use violence to intimidate people.

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Vocabulary lists containing insurgent

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Insurgent politicians are highly effective at using X and other social media to spread their messages.

From The Wall Street Journal • Dec. 7, 2025

Insurgent sources have confirmed to the BBC that the new recruits are one of the factors, together with the drones and air strikes, which have turned the tide on the battlefield.

From BBC • Oct. 22, 2025

The Ukrainian Insurgent Army, which engaged in guerrilla warfare, was active there.

From New York Times • Nov. 16, 2022

Insurgent fighters gave water to the health workers and offered 500 afghanis — around $6 — to each of the hospital guards to pay for dinner that night.

From Seattle Times • Aug. 15, 2021

Insurgent capitalism frightened the government of North Korea, which fretted publicly about a slippery slope to regime change and catastrophe.

From "Escape from Camp 14: One Man's Remarkable Odyssey from North Korea to Freedom in the West" by Blaine Harden