/ Dictionary / Index M Miami Beach: Meaning and Definition of Find definitions for: Miam'i Beach' Pronunciation: [key] a city in SE Florida on an island 2 mi. (4 km) across Biscayne Bay from Miami: seaside resort. 96,298. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mia-mia Miamisburg Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language