Awn Hair

Short, thick, bristly hair which lies underneath a cat's top coat.
Found on http://www.moggies.co.uk/gloss.html

Awn hair

Awn hairs are the intermediate hairs in a mammal`s coat. They are shorter than the guard hairs and longer than the down hairs. They help with insulation and protect the down hairs underneath. Most of the visible coat is made of this kind of hair. Marsupials have only awn hair. ...
Found on http://en.wikipedia.org/wiki/Awn_hair

Awn Hair

The awn hairs form the middle coat. They act to keep protect the down hairs & also insulate the cat.
Found on http://www.cat-world.com.au/glossary
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