Is “Knurl” a Scrabble word?
Yes
KNURL
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Knurl
noun
1.A contorted knot in wood.
2.A crossgrained protuberance; a nodule; a boss or projection.
3.A lined or crossgrained pattern of ridges or indentations rolled or pressed into a part for grip.
verb
1.To roll or press a pattern of ridges or indentations into a part for grip.