O.E. snod "ribbon for the hair," from P.Gmc. *snodo (cf. Swed. snod "string, cord"), from PIE base *(s)ne- "to spin, sew" (cf. Lett. snate "a linen cover," O.Ir. snathe "thread;" see needle). Meaning "net or bag worn over a woman's hair" first recorded 1938.