deep dive

noun

plural deep dives

Definition of deep dive

: an exhaustive investigation, study, or analysis of a question or topic A deep dive into 2018 congressional transcripts found that female representatives spent more than twice as much time on health care in their speeches as male legislators did.— Mattie Kahn After discovering that his late father was a war hero, a son takes a deep dive into World War II and the terrors of the Nazi regime. — Kirkus Reviews What begins as a deep dive into the business practices of multilevel marketing and direct sales companies … becomes something larger, and even more rage-inducing: a story about the enviable perks of being rich and well connected in America.— Pete Keeley Yet a deep dive into the far reaches of Instagram reveals that a golden age of tattoos has arrived …— Monica Kim