# rule the day

idiom

Source: https://englishreference.com/idiom/rule-the-day
Updated: 2026-08-10

## Meaning

To set the standard which guides behavior; to control a situation, group, strategy, etc.

## Examples

- In this office, the manager rules the day.
- The new team leader rules the day, insisting that we finish every project before the weekend starts.
- Although the committee debated for hours, the chairperson's firm vision continued to rule the day, ultimately dictating the direction of the entire organization.

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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.