every clever or dishonest way that you know to achieve something that you want.
He used every trick in the book to get her to sign the contract.
(often + to do something)
every trick in the book
Every possible way to do or achieve something, especially ways that are clever, cunning, or ethically questionable. My dad was a shrewd businessman who knew every trick in the book to seal a deal.If you want girls to be interested in you, my older brother knows every trick in the book.
every trick in the book
every available method of achieving what you want. informal