: a piece of the dressed pelt of an animal used to make, trim, or line wearing apparel. 2. : an article of clothing made of or with fur. 3. : the hairy coat of a mammal especially when fine, soft, and thick.

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.

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

Hair is an umbrella term for a range of essentially similar structures – fur, wool, whiskers, bristles and lashes – growing from the skin of mammals. That said, fur is widely understood to be the particularly thick hair that covers much of the body.