Definition of birch
(Entry 1 of 2)
1 : any of a genus (Betula of the family Betulaceae, the birch family) of monoecious deciduous trees or shrubs having simple petioled leaves and typically a layered membranous outer bark that peels readily
2 : the hard pale close-grained wood of a birch
3 : a birch rod or bundle of twigs for flogging
birch
verbbirched; birching; birches
Definition of birch (Entry 2 of 2)
: to beat with or as if with a birch : whip
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Time Traveler for birch
The first known use of birch was before the 12th century
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