1) n. - A natural elevation of land, or a mass of earth rising above the common level of the surrounding land; an eminence less than a mountain.
2) n. - The earth raised about the roots of a plant or cluster of plants. [U. S.] See Hill, v. t.
3) v. t. - A single cluster or group of plants growing close together, and having the earth heaped up about them; as, a hill of corn or potatoes.
4) v. t. - To surround with earth; to heap or draw earth around or upon; as, to hill corn.