Longman Dictionary of Contemporary English homepage

Date: 1800-1900
Origin: influenza

flu

noun
     
Related topics: Illness and Disability
flu [uncountable]
MI a common illness that makes you feel very tired and weak, gives you a sore throat, and makes you cough and have to clear your nose a lot [= influenza]:
Steven's still in bed with flu.
I couldn't go because I had flu.
a flu virus/bug
the spread of the flu virus
Doctors now fear a flu epidemic.

Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary