/ Dictionary / Index I Imperial Beach: Meaning and Definition of Find definitions for: Impe'rial Beach' Pronunciation: [key] a city in SW California, near San Diego. 22,689. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. imperial Imperial bushel Related Content Daily Word Quiz: blanch Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language