/ Dictionary / Index C cui-ui: Meaning and Definition of Find definitions for: cui-ui Pronunciation: (kwē'wē), [key] — n. a freshwater sucker, Chasmistes cujus, of Nevada, having a thin-lipped mouth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cuittle cuj. Related Content Daily Word Quiz: fresco Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language