drill down
Pronunciation:
noun
Definitions
(of marching bands) an internal competition used to practice marching commands, in which the last person caught improperly executing a command wins
Example: We knew someone had lost when the last two people in the drill down ended up facing each other.
verb
Definitions
To examine information at another level or in greater detail; especially in a database, to navigate to a more detailed level or record
Example: From the employee list, you can drill down to find addresses and pay history.