jacobin

noun3

1. •
   A domestic pigeon (Columba livia domestica) with reversed feathers on its neck.
2. •
   Any hummingbird of the genus Florisuga.
3. •
   (no longer used) A kind of thick French soup with cheese.

noun5

1. •
   (historical) A member of the Jacobin Club, a radical political club prominent during the French Revolution.

   • The Jacobins acted as a left-of-centre parliamentary pressure group, spending much of their time in coordinating the following day's business in the Assembly. — 2002
2. •
   A leftist radical in other contexts.
3. •
   (historical) A sympathizer or supposed sympathizer with the French political club or its aims of democracy and social equality.
4. •
   (old-fashioned) Synonym of Dominican, a member of the Dominican Order, particularly its French chapter.
5. •
   (no longer used) Synonym of Jacobite, a member of the Syriac Orthodox Church.

adjective4

1. •
   Of or related to the radical left in other contexts.
2. •
   (historical) Of or related to the Jacobin Club in France.
3. •
   (old-fashioned) Synonym of Dominican, of or related to the Dominican Order, particularly its French chapter.
4. •
   (no longer used) Synonym of Jacobite, of or related to the Syriac Orthodox Church.