coom

Coom, n. Etym: [Cf. G. kahm mold gathered on liquids, D. kam, Sw. kimrök pine soot, smoke black, Icel. kam grime, film of dirt.] Defn: 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.

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