/ Dictionary / Index S soot: Meaning and Definition of Find definitions for: soot Pronunciation: (soot, st), [key] —v.t. to mark, cover, or treat with soot. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: soot (Thesaurus) soony sooth 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