/ Dictionary / Index S SES,: Meaning and Definition of Find definitions for: SES Pronunciation: [key] socioeconomic status. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. servo system sesame Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language