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flu

noun
SayFLOO/flu/UK/fluː/AUS/flʉː/

2 meanings of flu

Practice

  1. 1
    noununcountable
    A common illness that gives you fever, aches, and a cough, caused by a virus.

    Like a bad cold, but worse, because it can make your whole body ache.

    He got the flu and had to stay in bed for three days.

    A lot of kids got the flu at school this winter.

    Similarinfluenza

    Note
  2. 2
    nouncolloquialuncountable
    A short sickness that makes you throw up and have an upset stomach.

    Like a bad tummy bug that goes away after a day or two.

    He had the flu and was sick to his stomach all night.

    A lot of kids got the flu and were throwing up at school.

    Similarbug, gastroenteritis

    Note

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Origin

A short form of the word "influenza."