Durable twilled cotton.

1. A rotating drill powered by an electric motor; SYN. electric drill.
2. A tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows).
3. Similar to the mandrill but smaller and less brightly colored; SYN. Mandrillus leucophaeus.

1. Large Old World monkey Mandrillus leucophaeus similar to a baboon and in the same genus as the mandrill. Drills live in the forests of Cameroon and Nigeria. Brownish-coated, black-faced, and stoutly built, with a very short tail, the male can have a head and body up to 75 cm/2.5 ft long, although females are much smaller.
2. A marine snail (Urosalpinx cinerea) destructive to oysters by boring through their shells and feeding on the soft parts.
3. Any of several mollusks related to the drill.

In military usage, the repetition of certain fixed movements in response to set commands. Drill is used to get a body of soldiers from one place to another in an orderly fashion, and for parades and ceremonial purposes.
Training in marching and the use of weapons; SYN. military drill.
Any exercise for learning based on rote repetition; SYN. exercise.

1. A shallow furrow or trench into which seed is sown.
2. A row of seed sown in such a furrow.
3. A planting implement that makes holes or furrows, drops in the seed and sometimes fertilizer, and covers them with earth.

1. To learn by repetition; SYN. exercise, practice, practise.
2. To teach by repetition.
3. To train in the military, e.g., in the use of weapons.
4. To undergo military training or do military exercises.
5. To perforate, as with a drill.