a bolt from the blue

意味

something important that happens completely unexpectedly

まったく予期せず起こる重大な出来事.

例文

1. 1The news that the factory was closing came as a bolt from the blue to everyone in town.
2. 2Her resignation was a bolt from the blue; nobody in the office had seen it coming.
3. 3After ten years of silence, a letter from my long-lost cousin arrived like a bolt from the blue.
4. 4Was the job offer from the London studio a bolt from the blue, or had you applied?
5. 5Dad never wins anything, so the phone call about the raffle prize was a bolt from the blue.

文法

be、come as、like の後に置くことが多い。a と the blue は省かない。the blue は空のこと。a bolt out of the blue の形もある。