(n.) A tree of several species, constituting the genus Betula; as, the white or common birch (B. alba) (also called silver birch and lady birch); the dwarf birch (B. glandulosa); the paper or canoe birch (B. papyracea); the yellow birch (B. lutea); the black or cherry birch (B. lenta).
(n.) The wood or timber of the birch.
(n.) A birch twig or birch twigs, used for flogging.
(n.) A birch-bark canoe.
(a.) Of or pertaining to the birch; birchen.
(v. t.) To whip with a birch rod or twig; to flog.