noun
outer bamboo layer of a bow
Specialized term in archery (kyudo) referring to the bamboo strip on the outer side of a traditional Japanese bow, opposite the inner bamboo layer (内竹, うちだけ).
弓の外竹が傷んでいたので、張り替えてもらった。
The outer bamboo layer of the bow was damaged, so I had it replaced.
外竹と内竹の間に芯となる木が挟まれている。
A wooden core is sandwiched between the outer and inner bamboo layers.