What is "hill ant"

Hill \Hill\, n. [OE. hil, hul, AS. hyll; akin to OD. hille, hil, L. collis, and prob. to E. haulm, holm, and column. Cf. 2d Holm.]

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 (Zo["o]l.), a common ant ( Formica rufa), of Europe and America, which makes mounds or ant-hills over its nests.

   Hill myna (Zo["o]l.), 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 (Zo["o]l.), a partridge of the genus Aborophila, of which numerous species in habit Southern Asia and the East Indies.

   Hill tit (Zo["o]l.), one of numerous species of small Asiatic singing birds of the family Leiotrichid[ae]. Many are beautifully colored.