to  teach   somebody  a lesson
teach
ti:ʧ
tich
somebody
ə
ē
a
lɛsən
lesēn
lesson

Definition & Meaning of "teach somebody a lesson"in English

to teach somebody a lesson
01

to hurt or punish someone in a way that ensures one they will never repeat their past behavior 

to [teach] {sb} a lesson definition and meaning
Idiom
Informal

What is the origin of the idiom "teach someone a lesson" and when to use it?

The origin of the idiom "teach someone a lesson" can be traced back to the notion of imparting knowledge or wisdom through experience. Teaching, in this context, refers to educating someone about the consequences of their actions. The idiom likely evolved over time as a metaphorical expression to describe the act of ensuring that someone learns from their mistakes or wrongdoing by subjecting them to a situation that serves as a lesson. It is often used in situations where someone has behaved inappropriately, hurt others, or committed a wrongdoing.

Examples
The coach made them run extra laps to teach them a lesson. 
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