/ Dictionary / Index D demolish: Meaning and Definition of Find definitions for: de•mol•ish Pronunciation: (di-mol'ish), [key] — v.t. to destroy or ruin (a building or other structure), esp. on purpose; tear down; raze. to put an end to; destroy; explode: The results of his research demolished many theories. to lay waste to; ruin utterly: The fire demolished the area. to devour completely: We simply demolished that turkey. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: demolish (Thesaurus) de Moivre's theorem demolition Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language