In a nutshell: Open the business book with a definition. But don’t simply define a word we already know, in the standard way. Define a word that’s not so well-known, or define it in a not-so-standard way.
Here’s the opening from Outliers: The Story of Success:
Out•l•er \-,lī (ə)r\ noun
1: something that is situated away from or classed differently from a main or related body
2: a statistical observation that is markedly different in value from the others of the sample
Read more entries in the First Words in Best-Selling Business Books series.