/ Dictionary / Index F Fomorian: Meaning and Definition of Find definitions for: Fo•mor•i•an Pronunciation: (fō-môr'ē-un), [key] — n. Irish Legend. one of a race of pirates or sea demons who raided and pillaged Ireland but were finally defeated: sometimes associated with the hostile powers of nature. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: fomorian (Thesaurus) fomes Fon Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language