Definition of "fum" []

• To play upon a fiddle. (verb)

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• "This star was also called fum-al-far-as, "the mouth of the horse.""
• "And a few make (or attempt to make) a distinction between a sauvignon blanc style and a so-called fumé blanc style."
• "Add together the logarithms of aQ the fa&ots, and 'the fum is a logarithm, the natural number correfpond - ing to which will be the produA required."