forester noun5 •A person who practices forestry. •A moth in the family Zygaenidae. •Any of various nymphalid butterflies of the genera Lethe, Euphaedra and Harmilla. •(Australia) Any of various species of kangaroo that inhabit bushland, especially the eastern grey kangaroo. •(informal, no longer used) A person who lives in a forest. formsforesters