/ Dictionary / Index N napier grass: Meaning and Definition of Find definitions for: na'pier grass" Pronunciation: [key] a tall, leafy grass, Pennisetum purpureum, native to Africa, grown as a forage plant. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. napier Napier-Hastings Related Content Daily Word Quiz: banshee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language