- The larva of an ambrosia beetle, which makes minute round holes in timber.More example sentences
- Pinhole borers infect only green timber and standing trees, and die out as the wood dries.
- Among the most common of these associated with dead/dying pines in Alabama are southern pine sawyer, ambrosia beetles, and pinhole borers.
More definitions of pinhole borerDefinition of pinhole borer in:
- The US English dictionary