Webster's Revised Unabridged Dictionary · 1913

Forester

Forester , noun

[French forestier, Late Latin 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. [Rare] — Evelyn
4.
(Zoology) 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.