rare. [a. F. jactance (13th c. in Godef., Compl.), ad. L. jactāntia, f. jactāntem, pr. pple. of jactāre: see JACTATION and -ANCE.] Boasting; vainglorious speaking.
1491. Caxton, Vitas Patr. (1495), 4. Vayn glory or iactaunce.
1502. Ord. Crysten Men, II. v. (W. de W., 1506), 95. It is arrogance, iactans, & ypocrysye.
1526. Pilgr. Perf. (W. de W., 1531), 92. Iactance is, whan a man sercheth for the prayse or laude of other, bostyng hym selfe of ony euyll dede.
1828. [J. R. Best], Italy, 163. Let there be no jactance in an epitaph.
1885. Edin. Rev., April, 550. She even asks, with a little unnecessary jactance, Dont you imagine [etc.].