What is the meaning of drill?

noun

• A tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows. )
• Similar to the mandrill but smaller and less brightly colored.
  • synonyms: Mandrillus leucophaeus
• Systematic training by multiple repetitions.
  • usage: "practice makes perfect"
  • synonyms: exercise, practice, practice session, recitation
• Military) the training of soldiers to march (as in ceremonial parades) or to perform the manual of arms. (

verb

• Make a hole, especially with a pointed power or hand tool.
  • usage: "don't drill here, there's a gas pipe"; "drill a hole into the wall"; "drill for oil"; "carpenter bees are boring holes into the wall"
  • synonyms: bore
• Train in the military, e. G., in the use of weapons.
• Learn by repetition.
  • usage: "We drilled French verbs every day"; "Pianists practice scales"
  • synonyms: exercise, practice, practise
• Teach by repetition.
• Undergo military training or do military exercises. .