# know every trick in the book

idiom

Source: https://englishreference.com/idiom/know-every-trick-in-the-book
Updated: 2026-08-10

## Meaning

To know all there is to be known about a certain discipline.

## Examples

- He knows every trick in the book about fixing old cars.
- You cannot fool the manager because she has been in this business for years and knows every trick in the book.
- The veteran detective knew every trick in the book, allowing him to anticipate the suspect's movements before they even occurred.

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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.