pignut

Definition of Pignut in English :

an American hickory tree having bitter nuts

WordNet Lexical Database for English. Princeton University. 2010.

Pignut

noun

1. Also called: hognut

a.

the bitter nut of any of several North American hickory trees, esp Carya glabra (brown hickory)

b.

any of the trees bearing such a nut

2. another name for earthnut

noun

1. US

any of several bitter, astringent hickory nuts

2. US

any of the hickory trees on which these nuts grow

n.

1.

a. Either of two hickory trees (Carya glabra or C. ovalis) of the eastern United States, having nuts with somewhat bitter kernels.

b. The nut of either of these trees.