Definition of "drill" []

  • An implement with cutting edges or a pointed end for boring holes in hard materials, usually by a rotating abrasion or repeated blows; a bit. (noun)
  • The hand-operated or hand-powered holder for this implement. (noun)
  • A loud, harsh noise made by or as if by a powered tool of this kind. (noun)
  • Disciplined, repetitious exercise as a means of teaching and perfecting a skill or procedure. (noun)
  • A task or exercise for teaching a skill or procedure by repetition: conducted an air-raid drill; a drill for learning the multiplication tables. (noun)
  • A rotating tool that is inserted into a drilling machine or tool for boring cylindrical holes (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • A hand tool, either manually or electrically operated, for drilling holes (noun)
  • Training in procedures or movements, as for ceremonial parades or the use of weapons (noun)
  • (as modifier) (noun)
  • Strict and often repetitious training or exercises used as a method of teaching (noun)
  • Correct procedure or routine (noun)
  • A marine gastropod mollusc, Urosalpinx cinera, closely related to the whelk, that preys on oysters (noun)
  • To pierce, bore, or cut (a hole) in (material) with or as if with a drill (verb)
  • To instruct or be instructed in military procedures or movements (verb)
  • To teach by rigorous exercises or training (verb)
  • To hit (a ball) in a straight line at great speed (verb)
  • To riddle with bullets (verb) (c) HarperCollins Publishers Ltd 2016

Use "drill" in a sentence
  • "HPFacebookVoteV2. init (126355, 'Congress Weans Us Off the Teat of Foreign Oil with Concessions to Offshore Drilling', 'The Republican mandate to \ "drill, baby, drill\" is shortsighted and unsustainable, yet even the most rational of Dems is now kowtowing to this call."
  • "HPFacebookVoteV2. init (336948, 'Even If They\'re Right, the Superfreakonomics Guys Only Have Half an Answer', 'The argument by the Superfreakonomics authors that we should try \ "geoengineering \" our way out of global warming seems to be a Rorschach test for the blogosphere: if you\'re the \ "drill, baby, drill\" type, you love it; if you\'re an environmentalist, you hate it."
  • "Today when they finished drilling this large hole the first thing they did was they actually started banging on that -- what they call a drill steel that goes all the way down there."