/ Dictionary / Index F first dark: Meaning and Definition of Find definitions for: first' dark' Pronunciation: [key] — Southern U.S. Southern U.S. twilight. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. first cousin First day Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language