crack the whip
crack the whip {v. phr.}, {informal}
To get obedience or cooperation by threats of punishment.
If the children won't behave when I reason with them, I have to crack the whip.
Categories:
Source: A Dictionary of American Idioms
An client error occurred: Error calling GET https://www.googleapis.com/youtube/v3/search?part=id%2Csnippet&q=%22crack+the+whip%22&maxResults=4&videoEmbeddable=true&videoSyndicated=true&safeSearch=strict&type=video&key=AIzaSyCfLRuAZZNAQm6a5uDzgY-Tt668bxsppCs: (403) The request cannot be completed because you have exceeded your <a href="/youtube/v3/getting-started#quota">quota</a>.