- the nut of the brown hickory, Carya glabra, of North America.
- the tree itself.
- the tuber of a European plant, Conopodium denudatum.
- Also called: hognut
- the bitter nut of any of several North American hickory trees, esp Carya glabra (brown hickory)
- any of the trees bearing such a nut
- another name for earthnut
