drill down
To examine something on a more detailed level.
The issue can be drilled down to a simple yes or no.
verb
To create (a hole) by removing material with a drill (tool).
Drill a small hole to start the screw in the right direction.
To practice, especially in (or as in) a military context.
They drilled daily to learn the routine exactly.
On his return the team that faced Hull City had been reconfigured. Moses wasn’t overly drilled, just told he would be playing right wing-back, that Conte had seen enough to know.
To cause to drill (practice); to train in military arts.
The sergeant was up by 6:00 every morning, drilling his troops.
He [Frederic the Great] drilled his people, as he drilled his grenadiers.
To repeat an idea frequently in order to encourage someone to remember it.
The instructor drilled into us the importance of reading the instructions.
To investigate or examine something in more detail or at a different level
Drill deeper and you may find the underlying assumptions faulty.
noun
A tool or machine used to remove material so as to create a hole, typically by plunging a rotating cutting bit into a stationary workpiece.
Wear safety glasses when operating an electric drill.
The portion of a drilling tool that drives the bit.
Use a drill with a wire brush to remove any rust or buildup.
An activity done as an exercise or practice (especially a military exercise), particularly in preparation for some possible future event or occurrence.
Regular fire drills can ensure that everyone knows how to exit safely in an emergency.
“[…] if you call my duds a ‘livery’ again there'll be trouble. It's bad enough to go around togged out like a life saver on a drill day, but I can stand that 'cause I'm paid for it. What I won't stand is to have them togs called a livery. […]”
A short and highly repeatable sports training exercise designed to hone a particular skill that may be useful in competition.
At today's practice, the football team performed a variety of goalkeeping drills.
Any of several molluscs, of the genus Urosalpinx and others, especially the oyster drill (Urosalpinx cinerea), that make holes in the shells of their prey.
noun
An agricultural implement for making holes for sowing seed, and sometimes so formed as to contain seeds and drop them into the hole made.
I found down at the side of the house the remains of what must have once been a kitchen garden. Everything was choked with weeds and scutch grass, but the outlines of bed and drill were still there.
A light furrow or channel made to put seed into, when sowing.
A row of seed sown in a furrow.