ねくびをかく

寝首をかく

表記・読み：寝首を掻く・ねくびをかく

1. 1

   to cut off the head of a sleeping person; to assassinate someone while they sleep

   expressions (phrases, clauses, etc.)五段動詞（く）
2. 2

   to catch someone off their guard by setting traps

   expressions (phrases, clauses, etc.)五段動詞（く）