Question of the Day #251

"Trudeau 'stabbed us in back' on trade, says Trump chief economic adviser"
From the headline of this article at The Guardian.

上記の文で、stab in [the] back の意味は？
In the sentence above, what does "stab in [the] back" 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、


1. 【動】背中を刺す
2. 【名】裏切り行為

ということなので、この例題の場合は、「裏切られた」でいいのではないでしょう。

Answer

According to The Free Dictionary:

To betray someone's confidence or trust.

Etymology/語源

The History Learning Siteによると、

Stab-in-the-backという表現は、1918年12月1日のNeue Züricher Zeitung誌に掲載されたイギリスからの記事で初めて使用された。

“As far as the German army is concerned the general view is summarised in these words: It was stab-in-the-back by the civilian population.”（ 「簡単にいうとドイツ陸軍の一般的な見解は、民間人に背中を刺された（裏切られた）。」）

According to The History Learning Site:

The term ‘stab-in-the-back’ was first used on December 1st 1918 in a report from England published in the ‘Neue Züricher Zeitung’:

“As far as the German army is concerned the general view is summarised in these words: It was stab-in-the-back by the civilian population.”

Examples

• These companies all want to pretend like they're your friend, but they'll stabyou in the back the moment it makes financial sense for them.
• The gangster's second in command stabbed him in theback to assume control over the entire criminal organization.
• He had been lied to and stabbed in the back by people that he thought were his friends.
• Don't trust George; he's been known to stab his friends in the back.
• I can't believe that after all my help she would steal from me. It's a real stab in the back.