mustard plaster

American  

noun

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

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mustard plaster British  

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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Etymology

Origin of mustard plaster

First recorded in 1855–60

Example Sentences

For evening, models wore ethereal long silk plissé dresses in soft shades of mustard, plaster, or Dior gray.

From Seattle Times • Jul. 5, 2021

"My first two wives left me of their own accord." he burst out petulantly to Simone one day over a glass of port, "but this one sticks like mustard plaster."

From Time Magazine Archive

And taped over his liver, like a mustard plaster, is a wad of 80,000 yen.

From Time Magazine Archive

Two years ago the National Collegiate Athletic Association tried to poultice the swelling with a mustard plaster called the Sanity Code.

From Time Magazine Archive

The thought came to me that he should be treated with a hot mustard plaster, but I chased it away as unfit for the solemn moment at hand.

From "Ophelia" by Lisa Klein