If you take something by the scruff on the neck, you take complete control of it.
take by the scruff|scruff|take
v. phr. 1. To assert authority over a person. Tim's mother took him by the scruff and told him to get cleaned up. 2. To punish a person. The boss took us by the scruff when he found us chatting idly by the coffee machine. 3. To assume firm control over a job or a situation that has been causing some difficulty. Someone had better take the post office by the scruff; there are too many customer complaints pouring in.
An scruff idiom dictionary is a great resource for writers, students, and anyone looking to expand their vocabulary. It contains a list of words with similar meanings with scruff, allowing users to choose the best word for their specific context.
類似の言葉の辞書、別の表現、同義語、イディオム イディオム scruff