Meaning of the word "crack the whip" in English

What does "crack the whip" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

crack the whip

US /kræk ðə wɪp/
UK /kræk ðə wɪp/
"crack the whip" picture

Idiom

1.

to use your authority to make someone work harder or behave better

Example:
The new manager had to crack the whip to get the team to meet the deadline.
If you don't start working harder, I'll have to crack the whip.
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