# knock some sense into

idiom

Source: https://englishreference.com/idiom/knock-some-sense-into
Updated: 2026-08-10

## Meaning

To reprimand or reform someone vigorously.

## Examples

- I need to knock some sense into him.
- He keeps spending all his money on lottery tickets, so I need to knock some sense into him.
- After witnessing his reckless behavior for the third time this month, she felt compelled to intervene and knock some sense into him before he caused permanent damage.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.