Nut pine. (Bot.) See under Pine.

Nut rush (Bot.), a genus of cyperaceous plants (Scleria) having a hard bony achene. Several species are found in the United States and many more in tropical regions.

Nut tree, a tree that bears nuts.

Nut weevil (Zo["o]l.), any species of weevils of the genus Balaninus and other allied genera, which in the larval state live in nuts.

Source: Webster's Revised Unabridged Dictionary (1913)