Meaning of the word "a bolt from the blue" in English

What does "a bolt from the blue" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

a bolt from the blue

US /ə boʊlt frəm ðə bluː/
UK /ə boʊlt frəm ðə bluː/
"a bolt from the blue" picture

Idiom

1.

a sudden, unexpected event that is usually unpleasant

Example:
The news of his resignation came as a bolt from the blue.
Her sudden illness was a bolt from the blue for the whole family.
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