/ Dictionary / Index S slaggy: Meaning and Definition of Find definitions for: slag•gy Pronunciation: (slag'ē), [key] — -gi•er, -gi•est. of, pertaining to, or like slag. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. slag cement slain Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language