/ Dictionary / Index P plum tomato: Meaning and Definition of Find definitions for: plum' toma"to Pronunciation: [key] an egg-shaped or oblong variety of tomato. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. plum pudding plumulaceous Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language