/ Dictionary / Index G grand juror: Meaning and Definition of Find definitions for: grand' ju'ror Pronunciation: [key] a person serving on a grand jury. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Grand Junction grand jury Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language