/ Dictionary / Index S subserous: Meaning and Definition of Find definitions for: sub•se•rous Pronunciation: (sub-sēr'us), [key] — adj. situated or occurring under a serous membrane. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. subsequent subserve 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