with one's eyes open

Idioms  

1. Fully aware, as in We started this project with our eyes open and are not surprised at the results. [First half of 1900s] Also see keep one's eyes open.

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Example Sentences

As to being cheated with one’s eyes open, one does not complain—you expect it, and it is not worth while losing your temper merely for the sake of a few paltry centimes; and yet I felt that I had been done unfairly when, on asking a waiter for a cup of coffee noir, and giving him an English shilling, and particularly calling his attention to the value of the coin, he coolly treats it as a franc, and gives me change accordingly. 

From Project Gutenberg

A walk up Fifth Avenue in New York, from Madison Square to the Park, with one's eyes open . . . leaves an indelible impression of chaos that is certainly without form, if it is not wholly void.

From Time Magazine Archive

This is truly being deceived with one's eyes open; to make dispositions before the eyes of men and not to keep them!

From Project Gutenberg

"At all events, I do not know a more delightful sensation than the sort of strange shiveriness which goes through one when one feels--heaven knows how, or why--as if one were suddenly casting a glance, with one's eyes open, into some strange, mystic dream-world."

From Project Gutenberg

One does not walk into a crevasse with one’s eyes open.”

From Project Gutenberg