Hair

What does HAIR mean?

1. noun

   a covering for the body (or parts of it) consisting of a dense growth of threadlike structures (as on the human head); helps to prevent heat loss

   “he combed his hair”

2. noun

   a very small distance or space

   “they escaped by a hair's-breadth”

3. noun

   filamentous hairlike growth on a plant

   “peach fuzz”

4. noun

   any of the cylindrical filaments characteristically growing from the epidermis of a mammal

   “there is a hair in my soup”

Definitions from WordNet 3.1, Princeton University.