/ Dictionary / Index P proboscidate: Meaning and Definition of Find definitions for: pro•bos•ci•date Pronunciation: (prō-bos'i-dāt"), [key] — adj. having a proboscis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pro bono publico* proboscidean Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language