go down with something

Từ điển Oxford Advanced Learner 8th

▪ I. ˌgo ˈdown with sth derived
(especially BrE)to become ill/sick with sth
Syn: ↑catch
•Our youngest boy has gone down with chickenpox.
Main entry: ↑go_derived
 
▪ II. be/go down with sth idiom
to have or catch an illness
Main entry: ↑down_idiom