noun. the fine, soft, thick, hairy coat of the skin of a mammal. the skin of certain animals, as the sable, ermine, or beaver, covered with such a coat, used for lining, trimming, or making garments.

Common furbearers used include fox, rabbit, mink, leopard, beaver, ermine, otter, sable, jaguar, seal, coyote, chinchilla, raccoon, lemur, and possum.

fur noun (HAIR) the thick hair that covers the bodies of some animals, or the hair-covered skin(s) of animals, removed from their bodies: She stroked the rabbit's soft fur. fake fur "Is that real fur on your collar?" "Certainly not - I only wear fake fur." fur coat She was wearing a fur coat and black leather boots.

Hair and fur are chemically indistinguishable, having the same chemical composition, and are made of keratin. The primary difference between hair and fur is the word usage. The hair of non-human mammals refers as “fur,” while humans are said to have hair. So, basically, hair is a characteristic of all mammals.