mustard plaster


noun
  1. a black mixture of mustard and rubber placed on a cloth and applied to the skin as a counterirritant.

Origin of mustard plaster

1
First recorded in 1855–60

Words Nearby mustard plaster

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British Dictionary definitions for mustard plaster

mustard plaster

noun
  1. med a mixture of powdered black mustard seeds and an adhesive agent applied to the skin for its relaxing, stimulating, or counterirritant effects

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