# make sure

idiom · CEFR A2

Source: https://englishreference.com/idiom/make-sure
Updated: 2026-04-22

## Meaning

To check something to be certain that it is correct, safe, or happening as you want.

## Examples

- Please make sure you lock the door.
- I will make sure the report is finished before the meeting starts tomorrow morning.
- Before embarking on the long journey, he took a moment to make sure that all essential supplies were securely packed in the vehicle.

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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.