/ Dictionary / Index H helmeted guinea fowl: Meaning and Definition of Find definitions for: hel'meted guin'ea fowl" Pronunciation: [key] the common guinea fowl in its wild state. Cf. guinea fowl. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. helmet helmet liner Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language