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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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Mechanical Engineering) to impress with a series of fine ridges or serrations
(Mechanical Engineering) a small ridge, esp one of a series providing a rough surface that can be gripped
[C17: probably from knur]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
1. a small ridge or bead, esp. one of a series, as on the edge of a thumbscrew for a firm grip.
2. a knur.v.t.
3. to make knurls or ridges on.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Past participle: knurled
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