| 1. | Also, buhr. a protruding, ragged edge raised on the surface of metal during drilling, shearing, punching, or engraving. |
| 2. | a rough or irregular protuberance on any object, as on a tree. |
| 3. | a small, hand-held, power-driven milling cutter, used by machinists and die makers for deepening, widening, or undercutting small recesses. |
| 4. | a lump of brick fused or warped in firing. |
burr (bûr)
n.
Variant of bur.
| bur also burr (bûr) Pronunciation Key
A type of pseudocarp in which the outer surface possesses hooks or barbs. Burs become caught in the feathers or hair of animals, which then carry them away to disperse the seeds. |