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1. A knob, knot, or other small protuberance.
2. One of a series of small ridges or grooves on the surface or edge of a metal object, such as a thumbscrew, to aid in gripping.
tr.v. knurled, knurl·ing, knurls
To provide with knurls; mill.
[ Probably diminutive of knur.]
knurled (nûrld) adj.
1. having small ridges on the edge or surface; milled.
2. having knurls or knots; gnarled.