/ Dictionary / Index W waste product: Meaning and Definition of Find definitions for: waste' prod"uct Pronunciation: [key] material discarded as useless in the process of producing something. feces, urine, and other material excreted in the life process. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. waste pipe waster Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language