a person or thing that bores or pierces.
Machinery. a tool used for boring; auger.
3. Zoology. a.
any of several insects that bore
into trees, fruits, etc., especially a beetle
into the woody part of plants.
any of various mollusks, worms, etc., that bore
into wood, stone, coral, or shells.
a marsipobranch fish, as a hagfish, that bores into other fishes to feed on their flesh.
Origin: 1275–1325; Middle English;