What is Drill?

Drill definition and meaning on Dictionary terms:

Machinery, Building Trades.

  1. a shaftlike tool with two or more cutting edges for making holes in firm materials, especially by rotation.
  2. a tool, especially a hand tool, for holding and operating such a tool.

  1. training in formal marching or other precise military or naval movements.
  2. an exercise in such training: gun drill.
any strict, methodical, repetitive, or mechanical training, instruction, or exercise: a spelling drill.
the correct or customary manner of proceeding.
Also called snail bore. a gastropod, Urosalpinx cinera, that bores holes in shellfish, as oysters.