Definition of Jacobin
1
: dominican
2
[French, from Jacobin Dominican; from the group's founding in the Dominican convent in Paris]
: a member of an extremist or radical political group
especially
: a member of such a group advocating egalitarian democracy and engaging in terrorist activities during the French Revolution of 1789
Keep scrolling for more
Test Your Vocabulary
The Exceptions Quiz III
-
- Which of these words does not mean "nonsense"?

Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
Spell words. Make bears.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Share Jacobin
Time Traveler for Jacobin
The first known use of Jacobin was in the 14th century
See more words from the same century