Definition of flu in English:


Syllabification: flu
Pronunciation: /flo͞o


  • short for influenza. I had a bad case of the flu
    More example sentences
    • Bear in mind that the viruses causing flu change annually and no two flu epidemics are identical.
    • Treatment of colds, flu, sore throats, hay fever and other allergies may also help.
    • In the early stages symptoms can be similar to many other winter illnesses like flu.



More example sentences
  • An epidemic can be declared if more than 400 people per 100,000 of the population consult their GP with flu or a flu-like illness every week.
  • This is important if he is just getting over a flu-like illness or the chickenpox.
  • The pharyngitis and flu-like symptoms are difficult to distinguish from mononucleosis in older patients.


mid 19th century: abbreviation.

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Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
elaborate ornamentation of a vocal melody