Definition of "hill"

hill

/hɪl/

noun
plural hills
1. An elevated landmass smaller than a mountain.
  Quotations
  So this was my future home, I thought! […] Backed by towering hills, the but faintly discernible purple line of the French boundary off to the southwest, a sky of palest Gobelin flecked with fat, fleecy little clouds, it in truth looked a dear little city; the city of one's dreams.
  1908, W[illiam] B[lair] M[orton] Ferguson, chapter IV, in Zollenstein, New York, N.Y.: D. Appleton & Company
2. A sloping road.
3. (US) A heap of earth surrounding a plant.
4. (US) A single cluster or group of plants growing close together, and having the earth heaped up about them.
5. (baseball) The pitcher’s mound.
6. The raised portion of the surface of a vinyl record.
verb
third-person singular simple present hills, present participle hilling, simple past and past participle hilled
1. To form into a heap or mound.
  Quotations
  Spread, heaped up, stacked with good things; and redolent of citrons and grapes, hilling round tall vases of wine;
  1849, Herman Melville, Mardi: And a Voyage Thither. […], volume II, New York, N.Y.: Harper & Brothers, publishers, […]
2. To heap or draw earth around plants.
  Quotations
  After the seeds were inserted, the earth was hilled up all around into a smooth little mound.
  1977, Gene Weltfish, The Lost Universe: Pawnee Life and Culture, page 102