flu
US /fluː/
UK /fluː/

1.
gripe
a common infectious disease that causes fever, headache, and catarrh and is caused by a virus
:
•
I've got the flu and feel terrible.
Estou com gripe e me sinto péssimo.
•
The doctor said it's just a mild case of the flu.
O médico disse que é apenas um caso leve de gripe.