/ Dictionary / Index W whistle-blower: Meaning and Definition of Find definitions for: whis•tle-blow•er Pronunciation: (hwis'ul-blō"ur, wis'-), [key] — n. a person who informs on another or makes public disclosure of corruption or wrongdoing. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: whistle-blower (Thesaurus) whistle whistle pig Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language