KEEP AN EYE OPEN / OUT (FOR SB/STH)


Meaning of KEEP AN EYE OPEN / OUT (FOR SB/STH) in English

to look for sb/sth while you are doing other things :

Police have asked residents to keep an eye out for anything suspicious.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.