/ Dictionary / Index S seaside: Meaning and Definition of Find definitions for: sea•side Pronunciation: (sē'sīd"), [key] — n. the land along the sea; seacoast. —adj. situated on or pertaining to the seaside. Sea•side Pronunciation: (sē'sīd"), [key] — n. a city in W California, on Monterey Bay. 36,567. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: seaside (Thesaurus) seasickness seaside daisy Related Content Daily Word Quiz: sinister Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language