that'll teach (one) ((not) to do something)

(redirected from that'll teach them not to)

that'll teach (one) ((not) to do something)

That should serve as a lesson not to do something! Said when one receives some fitting punishment or negative outcome as a result of their actions. (The meaning is the same regardless or whether "not" is used.) My men are going round to rough the accountant up. That'll teach him to go talking to the police. A: "She's been sentenced to 10 years in prison for her involvement in the scam." B: "Good. That'll teach her." A: "Ouch! You hit me in the head!" B: "That'll teach you not to talk back to me!"
See also: teach

that'll teach someone

Inf. What happened to someone is a suitable punishment! (The someone is usually a pronoun.) Bill: Tom, who has cheated on his taxes for years, finally got caught. Sue: That'll teach him. Bill: Gee, I got a ticket for speeding. Fred: That'll teach you!
See also: teach

That’ll teach someone

sent. That is what someone deserves. That’ll teach you to pull out in front of me.
See also: someone, teach
References in periodicals archive ?
Clearly the health and welfare of the country's little `uns hasn't been high on the politicians' agenda for quite some time - that'll teach them not to be old enough to vote.