COOM

coom. Coom, n. foot, grease for wheels, dust, refuse or apples

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Coom (?), n. [[Cf. G. kahm mold gathered on liquids, D. kam, Sw. kimrök pine soot, smoke black, Icel. kām grime, film of dirt.]] Soot; coal dust; refuse matter, as the dirty grease which comes from axle boxes, or the refuse at the mouth of an oven. Phillips. Bailey.