/ Dictionary / Index S swamphen: Meaning and Definition of Find definitions for: swamp•hen Pronunciation: (swomp'hen"), [key] — n. Ornith. any of several large Old World gallinules varying from purple to white, all possibly belonging to the single species Porphyrio porphyrio. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: swamphen (Thesaurus) swamp gas swampland Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language