snood

noun

1. a tie or ribbon for the hair, esp. as formerly worn by young unmarried women in Scotland
2. a baglike net worn at the back of a woman's head to hold the hair
3. a hat or part of a hat resembling this
4. snell

Etymology: via ME dial. < OE snod, ult. < IE base *snē-, to twist threads, spin > needle

transitive verb

to bind or hold up (the hair) with a snood