/ Dictionary / Index I injurious: Meaning and Definition of Find definitions for: in•ju•ri•ous Pronunciation: (in-joor'ē-us), [key] — adj. harmful, hurtful, or detrimental, as in effect: injurious eating habits. doing or involving injury or wrong, as to another: injurious behavior. insulting; abusive; defamatory; offensive: an injurious statement. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: injurious (Thesaurus) injure injury Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language