/ Dictionary / Index I informer: Meaning and Definition of Find definitions for: in•form•er Pronunciation: (in-fôr'mur), [key] — n. a person who informs against another, esp. for money or other reward. a person who informs or communicates information or news; informant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: informer (Thesaurus) informed consent informercial 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