/ Dictionary / Index P piassava: Meaning and Definition of Find definitions for: pi•as•sa•va Pronunciation: (pē"u-sä'vu), [key] — n. Also calleda coarse, woody fiber obtained from either of two palms, Leopoldina piassaba or Attalea funifera, of South America, used in making brooms, mats, etc. either of these trees. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pias. piaster 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