playbook

The story

From play + book.

First known use, by meaning

• from 1530s A book containing the text of a play or plays.
• from 1690 A book of games and amusements for children.
• from 1965 A book of strategies (plays) for use in American football (and by extension other sports or disciplines).
• from 1990s A book or (especially) any set of commonly employed tactics, strategies, and tips.