/ Dictionary / Index F first cousin: Meaning and Definition of Find definitions for: first' cous'in Pronunciation: [key] cousin (def. 1). anything or anyone closely related to or resembling another: The film producer tried not to make the movie a first cousin to his last hit. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. first consonant shift first dark Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language