an erroneous form, app. confounding JUSTING, jousting, and GESTENING.
c. 1330. Florice & Bl. (1857), 215. Th Ameral hath to his iustening [v.rr. iustninge, Iustinges, gestninge] Other half hondred of riche king [v.r. kinges].
c. 1375. Sir Beues, 3766 (MS. Caius Coll.). Sere wost þou no þyng Off þis ylke grete iustenyng [v.r. iustyng].