/ Dictionary / Index C calumniate: Meaning and Definition of Find definitions for: ca•lum•ni•ate Pronunciation: (ku-lum'nē-āt"), [key] — -at•ed, -at•ing. to make false and malicious statements about; slander. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: calumniate (Thesaurus) Calumet City calumnious Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language