/ Dictionary / Index S swamp fever: Meaning and Definition of Find definitions for: swamp' fe'ver Pronunciation: [key] — Pathol., Vet. Pathol. Pathol.,Vet. Pathol. leptospirosis. Also calledan equine viral disease characterized by weakness and recurring fever, transmitted by contaminated food and water. malaria. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. swamper swampfish 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