it is an old military term for good sight
The idiom "eagle eye" refers to having an acute eyesight, or an intently watchful eye. It refers to the sharp eyesight of an eagle, which are known for seeing fish from hundreds of feet up.
It is just an idiom and has no history.
About 400 BC in England , a
spying or looking someone all the time
The earliest recorded use in Modern English is in Sir Walter Scott's Old Mortality, 1816: "Poor Richard was to me as an eldest son, the apple of my eye."
To be exposed
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The idiom "keep an eye out for" refers to watching for something or someone. An example of a sentence using the idiom would be: Jeff should be arriving soon, so keep an eye out for him.
Origin "up a storm"
No, the idiom is "turned a blind eye" as in "she turned a blind eye to his suffering." You don't change an idiom around or you lose the meaning.
Eye of the Eagle was created in 1998.
Eagle Eye Cherry's birth name is Eagle-Eye Lanoo Cherry.