horsehair

• POS: Noun
• HYPHEN: horse=hair

CIDE DICTIONARY

horsehair, n. 

 A hair of a horse, especially one from the mane or tail; the hairs of the mane or tail taken collectively;  [1913 Webster]

Horsehair worm (Zoöl.), the hair worm or gordius.

OXFORD DICTIONARY

horsehair, n. hair from the mane or tail of a horse, used for padding etc.

THESAURUS

horsehair

bristle, capillament, catgut, chord, cilium, coat, fiddlestring, fleece, fur, hair, mane, nylon string, pelt, pile, pubescence, pubic hair, setula, shag, steel string, string, wool, wound string