English / idiom
red flag
A1MEANING IN ENGLISH
a warning indicator of a potential danger, problem, or threat; A sign or warning signal indicating potential danger or trouble
In context
01
Unusual bank transactions are an immediate red flag.
02
His inconsistent story raised a serious red flag.
Synonyms
alarm,warning sign,danger signal
Antonyms
green light,reassuring sign,clear signal
Collocations
raise a red flag,clear red flag,major red flag