Meaning of 寝首をかく in Japanese
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寝首
を
かく
- Words
Definition of 寝首をかく
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(exp, v5k) to cut off the head of a sleeping person; to assassinate someone while he sleeps
いつ寝首を掻かれるかわかったものではありません。
There's no telling when she'll stab you in the back.
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to catch someone off his guard by setting traps