Entry from British & World English dictionary
A short-lived stomach disorder of unknown cause, popularly attributed to a virus: Harold had gone home, pleading that he was suffering from gastric flu
More example sentences
- Norwalk-like virus, which is also called winter vomiting disease, or gastric flu, causes sickness, diarrhoea and fever and typically lasts from 24 to 48 hours.
- Dave has an stomach ulcer, gastric flu and is practically bed-ridden.
- Tests have identified the main cause of the outbreak as Norwalk virus, which is sometimes known as winter vomiting disease or gastric flu.
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