chestnut

noun

1.
wood of any of various chestnut trees of the genus Castanea
2.
any of several attractive deciduous trees yellow-brown in autumn; yield a hard wood and edible nuts in a prickly bur
3.
edible nut of any of various chestnut trees of the genus Castanea
4.
the brown color of chestnuts
Derived from:
chestnut
5.
a small horny callus on the inner surface of a horse's leg
6.
a dark golden-brown or reddish-brown horse