The expression uses blue to mean the clear blue sky. It grew from the image of a sudden lightning bolt appearing from a clear sky, something that seems to arrive without warning.
The expression uses blue to mean the clear blue sky. It grew from the image of a sudden lightning bolt appearing from a clear sky, something that seems to arrive without warning.
What does out of the blue mean?
Out of the blue means suddenly and unexpectedly, with no warning beforehand.
Is out of the blue positive or negative?
It is neutral. The unexpected event can be welcome, unwelcome, or simply surprising.
What is a synonym for out of the blue?
Close alternatives include unexpectedly, without warning, and all of a sudden.
Where can out of the blue go in a sentence?
It can follow a verb or begin a sentence, as in “Out of the blue, Maya called.”
Where does out of the blue come from?
It draws on the image of lightning suddenly appearing from a clear blue sky.