/ Dictionary / Index G green stuff: Meaning and Definition of Find definitions for: green' stuff" Pronunciation: [key] — Slang. Slang. paper money. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. green strength green sulfur bacteria Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language