barium meal

British  

noun

1. a preparation of barium sulphate, which is opaque to X-rays, swallowed by a patient before X-ray examination of the upper part of the alimentary canal

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Example Sentences

The relay is a kind of national barium meal – revealing the hidden circulatory system that keeps goodwill, idealism and eccentricity moving around the country.

From The Guardian

The de facto gay liberation anthem of the same era was Tom Robinson's Glad to Be Gay, which is sincere, but makes being gay sound about as much fun as a barium meal.

From The Guardian

In X-Ray laboratory a bismuth or barium meal is given, this meal consists of a pint of fluid, either buttermilk or malted milk, into which a certain amount of bismuth or barium chloride is mixed.

From Project Gutenberg