Groove for ball bearings; millrun; speed contest; or, a ginger root

Let's find possible answers to "Groove for ball bearings; millrun; speed contest; or, a ginger root" crossword clue. First of all, we will look for a few extra hints for this entry: Groove for ball bearings; millrun; speed contest; or, a ginger root. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.