Also found in: Thesaurus, Medical, Idioms, Encyclopedia, Wikipedia.
Related to drilling: Oil drilling

drill 1

a. 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.
b. The hand-operated or hand-powered holder for this implement.
c. A loud, harsh noise made by or as if by a powered tool of this kind.
a. Disciplined, repetitious exercise as a means of teaching and perfecting a skill or procedure.
b. A task or exercise for teaching a skill or procedure by repetition: conducted an air-raid drill; a drill for learning the multiplication tables.
3. The training of soldiers in marching and the manual of arms.
4. Any of various marine gastropod mollusks, chiefly of the genus Urosalpinx, that bore holes into the shells of bivalve mollusks. U. cinera is destructive to oysters.
v. drilled, drill·ing, drills
a. To make a hole in (a hard material) with a drill: a bit for drilling masonry.
b. To make (a hole) with or as if with a drill: drills holes in trees with its chisellike bill.
2. To strike or hit sharply: The batter drilled a single through the infield.
a. To instruct thoroughly by repetition in a skill or procedure: drill pupils in grammar.
b. To infuse knowledge of or skill in by repetitious instruction: drilled the correct spellings into the students' heads. See Synonyms at teach.
4. To train (soldiers) in marching and the manual of arms.
1. To make a hole with or as if with a drill.
2. To perform a training exercise.
Phrasal Verb:
drill down
To view data or other information at a more detailed level: business software that allows users to drill down from annual to monthly sales figures.

[Obsolete Dutch dril, from drillen, to bore, from Middle Dutch drillen; see terə- in Indo-European roots.]

drill′er n.

drill 2

1. A shallow trench or furrow in which seeds are planted.
2. A row of planted seeds.
3. A machine or implement for planting seeds in holes or furrows.
tr.v. drilled, drill·ing, drills
1. To sow (seeds) in rows.
2. To plant (a field) in drills.

[Perhaps from drill, rill, from Middle English drille, sip.]

drill 3

Durable cotton or linen twill of varying weights, generally used for work clothes.

[Short for drilling, alteration of German Drillich, from Middle High German drilich, threefold, fabric woven with three threads, from Old High German drilīh, alteration (influenced by drī, three, -līh, adj. suff.) of Latin trilīx, triple-twilled; see trellis.]

drill 4

A large monkey (Mandrillus leucophaeus) of west-central African forests, having an olive brown body and a brightly colored face and resembling the mandrill.

[Possibly of West African origin.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˈdrɪl ɪŋ)

the act of a person or thing that drills.


(ˈdrɪl ɪŋ)

[1630–40; alter. of German Drillich, itself alter. of Latin trilīx triple-twilled (German dri- three- replacing Latin tri-)]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.drilling - the act of drillingdrilling - the act of drilling      
creating by removal - the act of creating by removing something
2.drilling - the act of drilling a hole in the earth in the hope of producing petroleumdrilling - the act of drilling a hole in the earth in the hope of producing petroleum
production - (economics) manufacturing or mining or growing something (usually in large quantities) for sale; "he introduced more efficient methods of production"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


1 [ˈdrɪlɪŋ]
A. N (for oil etc) → perforación f
B. CPD drilling platform Nplataforma f de perforación
drilling rig Ntorre f de perforación


2 [ˈdrɪlɪŋ] N (Mil) → instrucción f
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005


[ˈdrɪlɪŋ] n (for oil)forage mdrilling platform nplateforme f de foragedrilling rig n
(on land)tour f (de forage), derrick m
(at sea)plateforme f de forage
Collins English/French Electronic Resource. © HarperCollins Publishers 2005


n (for oil) → Bohrung f; (by dentist) → Bohren nt; when does drilling start?wann fangen die Bohrungen an?; drilling operations begin next weekdie Bohrungen fangen nächste Woche an


drilling platform
nBohrplattform f
drilling rig
nBohrturm m; (at sea) → Bohrinsel f
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007


[ˈdrɪlɪŋ] n (of metal, wood) → perforazione f; (for oil) → trivellazione f; (by dentist) → trapanazione f
drilling ship → nave f per la trivellazione
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in classic literature ?
It will be well to move a little off the road and put in the whole day drilling you, sire."
What with recruiting and drilling of soldiers, there was now nothing but warlike bustle in the streets of Boston.
The reversible air drills are robust and are used for manual drilling into wood, steel, other materials, therefore, the increase in the introduction of innovative air drills that are used for various industrial applications is driving the growth of air drills market.
Summary: Advancements in deep boring with various types of drill bits have positively impacted the growth of the global auger drilling machine market.
Abu Dhabi National Oil Company, or ADNOC, and Baker Hughes, a GE company, signed a strategic partnership agreement, that will enable and support the growth and development of ADNOC's subsidiary, ADNOC Drilling, into a fully-integrated drilling and well construction provider.
Core drilling is an extremely efficient process which is faster, quieter and more accurate than twist drilling.
The Integrated Drilling Trust of Azerbaijan's state oil company SOCAR drilled 115,200 meters in 2017 and fulfilled the set plan by 100 percent, the Complex Drilling Trust told Trend on January22.
M2 EQUITYBITES-October 20, 2017-Rowan reports start of the ARO Drilling JV
The application of vibrations at the micro-drilling, especially for deep holes, presents a possible progress in solving those issues to increase the reliability of micro drilling processes.
The new Commando DC130Ri--a rubber-tired compact-size top-hammer drill rig--is the latest addition to Sandvik Construction's surface drilling product offering.