from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A bump or knot, as on a tree trunk; a gnarl.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. knurl
from the GNU version of the Collaborative International Dictionary of English
- n. A knurl.
from The Century Dictionary and Cyclopedia
- n. A knot: same as knar. See knurl.
- n. In the game of hockey, same as nur.
Middle English knor.(American Heritage® Dictionary of the English Language, Fourth Edition)