/ Dictionary / Index G green manure: Meaning and Definition of Find definitions for: green' manure' Pronunciation: [key] — Agric. Agric. a crop of growing plants, as clover and other nitrogen-fixing plants, plowed under to enrich the soil. manure that has not undergone decay. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. greenmail green mold Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language