/ Dictionary / Index P prairie soil: Meaning and Definition of Find definitions for: prai'rie soil" Pronunciation: [key] a soil that forms in subhumid, temperate regions with tall grass as native vegetation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. prairie smoke Prairie State Related Content Daily Word Quiz: garrulous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language