/ Dictionary / Index S slaughterous: Meaning and Definition of Find definitions for: slaugh•ter•ous Pronunciation: (slô'tur-us), [key] — adj. murderous; destructive. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: slaughterous (Thesaurus) slaughterhouse Slav 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