Noun

1. A band or ribbon for keeping the hair in place, including the hair-band formerly worn in Scotland and northern England by young unmarried women.
2. A small hairnet or cap worn by women to keep their hair in place.
   • 2006, Thomas Pynchon, Against the Day, Vintage 2007, p. 264:

     serious girls with their hair in snoods entered numbers into logbooks [...].

3. The flap of skin on the beak of a turkey.
4. A short line of horsehair, gut, monofilament, etc., by which a fishhook is attached to a longer (and usually heavier) line; a snell.