hackle

/ˈhækəl/
noun
  1. The feathers on the neck of a bird, especially a rooster or other male bird, that stand up when the bird is angry or frightened.
    • The bird's hackles were fully raised, making it look much bigger.
    • She could see the hackles on the hawk's neck bristle as it prepared to defend itself.
    • The rooster's hackles rose when a dog entered the yard.
  2. A feeling of anger or defensiveness, often used in the phrase 'make someone's hackles rise'.
    • His rude comment made her hackles rise immediately.
    • Whenever he hears that tone of voice, his hackles go up.
    • The unfair decision raised the hackles of everyone in the room.
  3. A tool with metal teeth used for combing flax or hemp fibers.
    • She bought an antique hackle at a craft fair for her fiber art projects.
    • In the old days, workers would pass hemp through a hackle to make it smooth.
    • The farmer used a hackle to separate the flax fibers.
Synonyms
verb
  1. To comb or separate fibers using a hackle tool.
    • Before weaving, you need to hackle the fibers to remove tangles.
    • The artisan hackled the hemp until it was soft and fine.
    • She spent the afternoon hackling flax for spinning.