Initially a borrowing from Old French forestier, from forest + -ier, equivalent to forest + -er (agent suffix). Later, probably reinterpreted as forest + -er ("inhabitant, resident"). Displaced native Old English wuduweard.
forester (plural foresters)
- A person who practices forestry.
- (obsolete or colloquial) A person who lives in a forest.
- A moth in the family Zygaenidae.
- Any of various nymphalid butterflies of the genus Lethe. Other members of this genus are called tree browns and wood browns.