Sc. Obs. Also 6 syone, syoun. A kind of coat. Also attrib.
1511. Acc. Ld. High Treas. Scot., IV. 198. To be the King ane Syone coit xj1/2 elnis blak satyne. Ibid (1526), V. 273. Aucht ellis of fyne taffeteis to be the King ane gowne, and four ellis to be him ane syoun. Ibid (1538), VII. 29. vij elnis of blak satin of Wenis to be the Kingis grace ane syon.