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Jacobin

American  
[jak-uh-bin] / ˈdʒæk ə bɪn /

noun

  1. (in the French Revolution) a member of a radical society or club of revolutionaries that promoted the Reign of Terror and other extreme measures, active chiefly from 1789 to 1794: so called from the Dominican convent in Paris, where they originally met.

  2. an extreme radical, especially in politics.

  3. a Dominican friar.

  4. (lowercase) one of a fancy breed of domestic pigeons having neck feathers that hang over the head like a hood.


Jacobin British  
/ ˈdʒækəbɪn /

noun

  1. a member of the most radical club founded during the French Revolution, which overthrew the Girondists in 1793 and, led by Robespierre, instituted the Reign of Terror

  2. a leftist or extreme political radical

  3. a French Dominican friar

  4. (sometimes not capital) a variety of fancy pigeon with a hood of feathers swept up over and around the head

"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

adjective

  1. of, characteristic of, or relating to the Jacobins or their policies

"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

  • Jacobinic adjective
  • Jacobinical adjective
  • Jacobinically adverb
  • Jacobinism noun

Etymology

Origin of Jacobin

1275–1325; Middle English Jacobin < Old French ( frere ) jacobin < Medieval Latin ( frater ) Jacōbinus. See Jacob, -in 1

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.

In an article for the Times of India this month, Bhaskar Sunkara, founding editor of the American socialist magazine Jacobin, called Mr. Mamdani “the real deal—a Marxist by training and conviction.”

From The Wall Street Journal • Nov. 19, 2025

Jacobin editors, meanwhile, had a whole book ready to go for the occasion of Kissinger’s death.

From Slate • Dec. 1, 2023

At the same time, the strength of the Jacobin party was weakening.

From Science Daily • Sep. 18, 2023

The fires that he warned about, he noted in a 2018 interview with the magazine Jacobin, not only were destructive, they also increased inequity.

From New York Times • Oct. 26, 2022

Jean must leave his Jacobin clubs and come to them.

From The Maid of Honour (Vol. 3 of 3) A Tale of the Dark Days of France by Wingfield, Lewis