Question of the Day #331

"Cold snap and snow hit Tokyo and surrounding areas, disrupting some flights"
From the headline of this article at The Japan Times.

上記の文で、cold snapの意味は？
In the sentence above, what does "cold snap" mean?

答えは、コメントに書いてください。
Write your answer in the Comments.

明日、ここに答えを書きます。
I will add the answer and other remarks here tomorrow.

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解答

意味：
英辞郎によると、


突然の［急（激）な］寒さ［寒気・寒波］

Answer

According to Merriam-Webster:

a brief period of very cold weather

Examples

• I cut some last year after the extreme cold snap in December and we threw it practically all away this spring.
• In fact during those few days there had been a very cold snap throughout the region.
• It's mighty unusual, a cold snap like this in March, remarked the man who shuffled.
• Maybe we'll have a storm and a cold snap that will improve conditions.
• She lays her eggs in November and dies with the first cold snap.