[f. JUNIOR + -ITY.] The state or condition of being junior (in age, appointment or rank); youthfulness; lower position; later standing.
1597. A. M., trans. Guillemeaus Fr. Chirurg., 54/2. Iunioritye or youth, and good temperature are profitable vnto the resanation of woundes.
1612. Heywood, Apol. Actors, I. 30. It becomes my juniority rather to be pupild my selfe then to instruct others.
1668. in 3rd Rep. Hist. MSS. Comm. (1872), 327/1. All the Aldermen went into the Hall, and there with them, according to my juniority I took my place uppon the bench.
1846. Grote, Greece, I. xxi. II. 270. Presuming a difference of authorship between the two poems, I feel less convinced about the supposed juniority of the Odyssey.
b. A name proposed for Borough-English.
1882. C. Elton, Orig. Eng. Hist., viii. 185. We have a choice between ultimogeniture or one must coin a new phrase, like juniority or junior-right.