- any of several insects that bore into trees, fruits, etc., especially a beetle that bores into the woody part of plants.
- any of various mollusks, worms, etc., that bore into wood, stone, coral, or shells.
Words nearby borer
How to use borer in a sentence
The emerald ash borer is significantly more tolerant of cold.
The borer, likely introduced to Michigan in the ’90s from east Asia, is a glossy green beetle that rears its larvae in the inner bark of ash trees.
So, crouching on the ground, Davi twists the borer into one of the trunks.We didn’t track hurricanes hundreds of years ago—but trees did|Greta Moran|October 16, 2020|Popular-Science
He was surrounded by armour, treasure, and various implements, including the fire-borer.Myths of Babylonia and Assyria|Donald A. Mackenzie
The 5⁄8-inch pipe is tapped with the tap borer in the center.Elements of Plumbing|Samuel Dibble
The rockets were slowly cut; the borer jarred at the bottom of its hole; again the disintegrators droned out.
His attention was drawn to the borer, now dimly illuminated by its portable light, which had been secured to the door.
He started slowly around the borer, found a long narrow door slightly ajar, and stepped inside.