wrote the book on
Knows nearly everything about, as in Ask Dr. Lock; he wrote the book on pediatric cardiology, or I wrote the book on job-hunting; I've been looking for two years. This expression is always put in the past tense. [Colloquial; second half of 1900s]
Words nearby wrote the book on
wrongful,
wrongful death,
wrongheaded,
wronskian,
wrote,
wrote the book on,
wroth,
wrought,
wrought iron,
wrought-up,
wrung