keep a weather eye out

(redirected from keeps a weather eye out)

keep a weather eye out

An instruction to monitor someone or something, often because the person or thing in question may turn out to be dangerous. I think Tom's a thief, so keep a weather eye out around him. I'd keep a weather eye out with this storm that's brewing—we may have to evacuate.
See also: eye, keep, out, weather

keep a weather eye out

Also, keep a weather eye on or open . Be extremely watchful or alert, as in We should keep a weather eye on our competitors in case they start a price war. The precise allusion in this expression is disputed, but presumably it refers to watching for a storm. [Early 1800s]
See also: eye, keep, out, weather