Definition for DRILL


  1. A pointed instrument, used for boring holes, particularly in metals and other hard substances. – Moxon.
  2. An ape or baboon. – Locke.
  3. The act of training soldiers to their duty.
  4. A small stream; now called a rill. – Sandys. [Drill is formed on the root of rill, G. rille, a channel.]
  5. In husbandry, a row of grain, sowed by a drill-plow.

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