chestnut

1 chestnut /ˈtʃɛsˌnʌt/ noun
plural chestnuts
1 chestnut
/ˈtʃɛsˌnʌt/
noun
plural chestnuts
Britannica Dictionary definition of CHESTNUT
1 
a  [count] : a type of tree that produces large, sweet nuts that can be eaten
— called also chestnut tree
b  [count] : the nut of a chestnut tree — see picture at nut
c  [noncount] : the wood of a chestnut tree — see also horse chestnut, water chestnut
2 
[count] : a brown or reddish-brown horse
2 chestnut /ˈtʃɛsˌnʌt/ adjective
2 chestnut
/ˈtʃɛsˌnʌt/
adjective
Britannica Dictionary definition of CHESTNUT
: of a reddish-brown color