/ Dictionary / Index C contumacy: Meaning and Definition of Find definitions for: con•tu•ma•cy Pronunciation: (kon'too-mu-sē, -tyoo-), [key] — pl. -cies. stubborn perverseness or rebelliousness; willful and obstinate resistance or disobedience to authority. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: contumacy (Thesaurus) contumacious contumely Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language