window (redirected from windows of opportunity)

go out (of) the window

if a quality, principle, or idea goes out of the window, it does not exist any more. Then people start drinking and sense goes out of the window.

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out the window

gone, wasted, or no longer in existence. It is as if everyone's good judgment has flown out the window. If we quit now, we might as well just toss three months' work out the window.