- a hickory tree, Carya pecan (or C. illinoensis), of the southern US, having deeply furrowed bark and edible nuts
- the smooth oval nut of this tree, which has a sweet oily kernel
WordReference Random House Learner's Dictionary of American English © 2014
- a tall hickory tree of the southern U.S. and Mexico, grown for its smooth-shelled, edible nuts.
- a nut of this tree.