Crossword clue: to provide with ridges, to assist the grasp, as in the edge of a flat knob, or coin; to mill.
1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
A contorted knot in wood; a crossgrained protuberance; a nodule; a boss or projection. 2. One who, or that which, is cro