1. The act of drilling
   - boring 
2. The act of drilling a hole in the earth in the hope of producing petroleum
   - boring, oil production

1. Make a hole, especially with a pointed power or hand tool
   "don't drill here, there's a gas pipe"; "drill a hole into the wall"; "drill for oil"
   - bore 
2. Train in the military, e.g., in the use of weapons 
3. Learn by repetition
   "We drilled French verbs every day"
   - exercise, practice [N. Amer], practise [Brit, Cdn] 
4. Teach by repetition 
5. Undergo military training or do military exercises

Derived forms: drillings

See also: electric drill

Type of: creating by removal, cut, develop, educate, instruct, learn, prepare, production, read, study, take, teach, train

Encyclopedia: Drill Drill, Ye Tarriers, Drill

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