keep a weather eye open
English
Verb
keep a weather eye open
- (intransitive, idiomatic) to maintain a background awareness of something; to remain alert to changes without it occupying one's full attention.
- For quotations of use of this term, see Citations:keep a weather eye open.
Synonyms
- keep half an eye on something
- keep one's wits about one
See also
- ear to the ground