/ Dictionary / Index J junior school: Meaning and Definition of Find definitions for: jun'ior school" Pronunciation: [key] — Brit. Brit. a school for children aged seven to eleven, similar to a U.S. elementary school. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. junior miss junior varsity Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language