/ Dictionary / Index S swamp mallow: Meaning and Definition of Find definitions for: swamp' mal"low Pronunciation: [key] a rose mallow, Hibiscus moscheutos. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. swamp locust swamp maple 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