Hill n.
 1. 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.
    Every mountain and hill shall be made low.   --Is. xl. 4.
 2. The earth raised about the roots of a plant or cluster of plants. [U. S.] See Hill, v. t.
 3. 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. [U. S.]
 Hill ant Zool., a common ant (Formica rufa), of Europe and America, which makes mounds or ant-hills over its nests.
 Hill myna Zool., one of several species of birds of India, of the genus Gracula, and allied to the starlings. They are easily taught to speak many words. [Written also hill mynah.] See Myna.
 Hill partridge Zool., a partridge of the genus Aborophila, of which numerous species in habit Southern Asia and the East Indies.
 Hill tit Zool., one of numerous species of small Asiatic singing birds of the family Leiotrichidæ. Many are beautifully colored.