Breadcrumb Home > Dictionary > Index E eyeless: Meaning and Definition of Find definitions for: eye•less Pronunciation: (ī'lis), [key] — adj. lacking eyes: eyeless fish that evolved in dark caves. lacking sight; blind. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: eyeless (Thesaurus) eye lens eyelet ✖ Related Content Daily Word Quiz: glissade Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language