(~s, ~ing, ~ed)
1.
A ~ is a tool or machine that you use for making holes.
...pneumatic ~s.
...a dentist’s ~.
N-COUNT
2.
When you ~ into something or ~ a hole in something, you make a hole in it using a ~.
He ~ed into the wall of Lili’s bedroom...
I ~ed five holes at equal distance.
VERB: V prep, V n
3.
When people ~ for oil or water, they search for it by ~ing deep holes in the ground or in the bottom of the sea.
There have been proposals to ~ for more oil...
The team is still ~ing.
VERB: V for n, V
~ing
Drilling is due to start early next year.
N-UNCOUNT
4.
A ~ is a way that teachers teach their students something by making them repeat it many times.
The teacher runs them through a ~–the days of the week, the weather and some counting.
N-COUNT
5.
If you ~ people, you teach them to do something by making them repeat it many times.
He ~s the choir to a high standard.
VERB: V n
6.
A ~ is repeated training for a group of people, especially soldiers, so that they can do something quickly and efficiently.
The Marines carried out a ~ that included 18 ships and 90 aircraft...
N-VAR: oft N n
7.
A ~ is a routine exercise or activity, in which people practise what they should do in dangerous situations.
...a fire ~.
...air-raid ~s.
N-COUNT: oft n N