/ Dictionary / Index H harm: Meaning and Definition of Find definitions for: harm Pronunciation: (härm), [key] — n. physical injury or mental damage; hurt: to do him bodily harm. moral injury; evil; wrong. —v.t. to do or cause harm to; injure; damage; hurt: to harm one's reputation. HARM Pronunciation: (härm), [key] — n. Mil. a U.S. air-to-surface missile designed to detect and destroy radar sites by homing on their emissions. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: harm (Thesaurus) Harlow harmattan Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language