ˈdʒækəubɪn n. 1 a
hist. a
member of a
radical democratic club established in Paris in 1789 in
the old convent of the Jacobins (see
sense 2). b
any extreme radical. 2
archaic a
Dominican friar. 3 (jacobin) a pigeon
with reversed feathers on the
back of
its neck like a
cowl. øøJacobinic adj. Jacobinical adj. Jacobinism n. [orig. in sense 2 by assoc. with the Rue St Jacques in Paris: ME f. F f. med.L Jacobinus f. eccl.L Jacobus]