Definition of "Republican"

Republican

adjective
comparative more Republican, superlative most Republican
1. (US politics) Of or pertaining to the Republican Party of the United States.
2. Alternative letter-case form of republican.
noun
plural Republicans
1. (US politics) A member or supporter of the Republican Party, the more right-wing of the two main political parties in the United States.
  Quotations
  Famine, pestilence, war… War! I like it!When did you become a Republican.
  1998 November 27, Danita Jones, “Sabrina and the Beast”, in Sabrina the Teenage Witch, season 3, episode 1, spoken by Sabrina Spellman (Beth Broderick as Zelda Spellman and Melissa Joan Hart), Paramount Domestic Television, via ABC
2. (Britain, Ireland) An Irish nationalist; a proponent of a united Ireland.
3. (chiefly Ireland, now rare) A member or supporter of Fianna Fáil, a centre-right party in Ireland.
  Quotations
  It was confident both that the Republicans would never put it out to put Cosgrave in, and that Fine Gael was equally against the Republicans.
  1970, The Republic of Ireland: an hypothesis in eight chapters and two intermissions
4. (historical) A supporter of the government or left-wing side in the Spanish Civil War.
5. A member of Les Républicains, a right-wing party in France.
6. A member of Die Republikaner, a far-right party in Germany.