What is Burr?
Burr definition and meaning on Dictionary terms:
Also buhr. a protruding, ragged edge raised on the surface of metal during drilling, shearing, punching, or engraving.
a rough or irregular protuberance on any object, as on a tree.
a small, handheld, power-driven milling cutter, used by machinists and die makers for deepening, widening, or undercutting small recesses.
a lump of brick fused or warped in firing.
verb (used with object)
to form a rough point or edge on.