NUT, noun [It seems to be allied to knot, a bunch or hard lump.] 1. The fruit of certain trees and shrubs, consisting of a hard shell inclosing a kernel. A nut is properly the pericarp of the fruit. Various kinds of nuts are distinguished; as walnut, chestnut, hazlenut, butternut. 2. In mechanics, a small cylinder or other body, with teeth or projections corresponding with the teeth or grooves of a wheel. 3. The projection near the eye of an anchor. NUT, verb transitive To gather nuts.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI