/ Dictionary / Index C confederacy: Meaning and Definition of Find definitions for: con•fed•er•a•cy Pronunciation: (kun-fed'ur-u-sē, -fed'ru-sē), [key] — pl. -cies. an alliance between persons, parties, states, etc., for some purpose. a group of persons, parties, states, etc., united by such a confederacy. a combination of persons for unlawful purposes; conspiracy. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: confederacy (Thesaurus) confed. confederal Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language