/ Dictionary / Index P peat: Meaning and Definition of Find definitions for: peat Pronunciation: (pēt), [key] — n. a highly organic material found in marshy or damp regions, composed of partially decayed vegetable matter: it is cut and dried for use as fuel. such vegetable matter used as fertilizer or fuel. peat Pronunciation: (pēt), [key] — n. Obs. a merry young girl; darling (used as a term of endearment). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: peat (Thesaurus) pea-souper peat bog Related Content Daily Word Quiz: stellar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language