• synonyms


[an-tee-fed-er-uh-list, -fed-ruh-, an-tahy-]
  1. U.S. History. a member or supporter of the Antifederal party.
  2. (lowercase) an opponent of federalism.
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Origin of Antifederalist

An Americanism dating back to 1780–90; anti- + federalist
Related formsAn·ti·fed·er·al·ism, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for antifederalist

Historical Examples

  • After this the Antifederalist forces were confused and easily routed.

    The Critical Period of American History

    John Fiske

British Dictionary definitions for antifederalist


  1. US history a person who opposed the ratification of the Constitution in 1789 and thereafter allied with Thomas Jefferson's Antifederal Party, which opposed extension of the powers of the federal Government
  2. (often not capital) any person who opposes federalism
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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