/ Dictionary / Index P plussage: Meaning and Definition of Find definitions for: plus•sage Pronunciation: (plus'ij), [key] — n. a surplus amount. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. plus juncture plus sight Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language