/ Dictionary / Index C Cissy: Meaning and Definition of Find definitions for: Cis•sy Pronunciation: (sis'ē), [key] — n. a female given name, form of Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cissy (Thesaurus) cissus cist Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language