sleep with one eye open

(redirected from slept with one eye open)

sleep with one eye open

To stay awake or sleep very lightly so as to remain very wary, cautious, or alert. I won't forget this insult. You'd better start sleeping with one eye open, because I'll get my revenge.
See also: eye, one, open, sleep

sleep with one eye open

sleep very lightly so as to be aware of what is happening around you.
See also: eye, one, open, sleep
References in periodicals archive ?
I always slept with one eye open not knowing what she was up to.
That night I slept with one eye open in the Land Rover.
You would think that finding the source would have put my mind at rest but, just to be sure, I left a couple of lights on, the door ajar and more or less slept with one eye open - not exactly conducive to getting your eight hours (which had already gone out the window when I stayed up until 11.
For the rest of the holiday, Tan Hands called her Derek Acorah and slept with one eye open.