a long band or scarf worn over one shoulder or around the waist, as by military officers as a part of the uniform or by women and children for ornament.
"strip of cloth," 1599, "strip of cloth twisted into a turban," from Arabic shash "muslin cloth." Meaning "strip of cloth worn about the waist or over the shoulder" first recorded 1681.
sash
"window frame," 1681, sashes, from Fr. châssis "frame" of a window or door (see chassis). French word taken as a plural and -s trimmed off by 1704.