/ Dictionary / Index S suppliancy: Meaning and Definition of Find definitions for: sup•pli•an•cy Pronunciation: (sup'lē-un-sē), [key] — pl. -cies. suppliance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. suppliance suppliant Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language