/ Dictionary / Index T true bill: Meaning and Definition of Find definitions for: true' bill' Pronunciation: [key] a bill of indictment endorsed by a grand jury as being sufficiently supported by evidence to justify a hearing of the case. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. true believer true blue Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language