Source : Webster's Revised Unabridged Dictionary (1913)

Forester \For"est*er\, n. [F. forestier, LL. forestarius.]
   1. One who has charge of the growing timber on an estate; an
      officer appointed to watch a forest and preserve the game.

   2. An inhabitant of a forest. --Wordsworth.

   3. A forest tree. [R.] --Evelyn.

   4. (Zo["o]l.) A lepidopterous insect belonging to {Alypia}
      and allied genera; as, the eight-spotted forester ({A.
      octomaculata}), which in the larval state is injurious to
      the grapevine.

Source : WordNet®

Forester
     n 1: English writer of adventure novels featuring Captain Horatio
          Hornblower (1899-1966) [syn: {C. S. Forester}, {Cecil
          Scott Forester}]
     2: someone trained in forestry [syn: {tree farmer}, {arboriculturist}]