D defs.my
Entry 1 sense Webster, 1913

Nur

/no͝or/ · IPA /nˈʊr/
01 n. A hard knot in wood; also, a hard knob of wood used by boys in playing hockey.
  1. 1.
    A hard knot in wood; also, a hard knob of wood used by boys in playing hockey.
    “I think I'm as hard as a nur, and as tough as whitleather.” — W. Howitt.