• noun:   (military) the training of soldiers to march (as in ceremonial parades) or to perform the manual of arms
• noun:   similar to the mandrill but smaller and less brightly colored
• noun:   a tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows)
• noun:   systematic training by multiple repetitions
• verb:   train in the military, e.g., in the use of weapons
• verb:   undergo military training or do military exercises
• verb:   learn by repetition

  Example: "We drilled French verbs every day"

• verb:   teach by repetition
• verb:   make a hole with a pointed power or hand tool

  Example: "Don't drill here, there's a gas pipe"

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