# backwards and forwards

idiom

Source: https://englishreference.com/idiom/backwards-and-forwards
Updated: 2026-08-10

## Meaning

Thoroughly; completely, comprehensively.

## Examples

- She knows the script backwards and forwards.
- You should study the company manual backwards and forwards before your big interview tomorrow.
- The professor had researched the historical period so extensively that he knew every nuance of the political conflict backwards and forwards.

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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.