Breast drill
Drill Drill, n. 1. An instrument with an edged or pointed end used for making holes in hard substances; strictly, a tool that cuts with its end, by revolving, as in drilling metals, or by a succession of blows, as in drilling stone; also, a drill press. [1913 Webster]

2. (Mil.) The act or exercise of training soldiers in the military art, as in the manual of arms, in the execution of evolutions, and the like; hence, diligent and strict instruction and exercise in the rudiments and methods of any business; a kind or method of military exercises; as, infantry drill; battalion drill; artillery drill. [1913 Webster]

3. Any exercise, physical or mental, enforced with regularity and by constant repetition; as, a severe drill in Latin grammar. [1913 Webster]

4. (Zo["o]l.) A marine gastropod, of several species, which kills oysters and other bivalves by drilling holes through the shell. The most destructive kind is {Urosalpinx cinerea}. [1913 Webster]

{Bow drill}, {Breast drill}. See under {Bow}, {Breast}.

{Cotter drill}, or {Traverse drill}, a machine tool for drilling slots.

{Diamond drill}. See under {Diamond}.

{Drill jig}. See under {Jig}.

{Drill pin}, the pin in a lock which enters the hollow stem of the key.

{Drill sergeant} (Mil.), a noncommissioned officer whose office it is to instruct soldiers as to their duties, and to train them to military exercises and evolutions.

{Vertical drill}, a drill press. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Breast drill — Breast Breast (br[e^]st), n. [OE. brest, breost, As. bre[ o]st; akin to Icel. brj[=o]st, Sw. br[ o]st, Dan. bryst, Goth. brusts, OS. briost, D. borst, G. brust.] 1. The fore part of the body, between the neck and the belly; the chest; as, the… …   The Collaborative International Dictionary of English

  • breast drill — noun a portable drill with a plate that is pressed against the chest to force the drill point into the work • Hypernyms: ↑drill * * * noun : a portable drill with a plate that is pressed by the breast in forcing the drill against the work * * * a …   Useful english dictionary

  • breast drill — noun Date: 1857 a portable drill with a plate that is pressed by the breast in forcing the drill against the work …   New Collegiate Dictionary

  • breast drill — a geared drill that can be braced against the chest for additional leverage. [1860 65] * * * …   Universalium

  • breast drill — noun a drill on which pressure is brought to bear by the operator s chest …   English new terms dictionary

  • Breast — (br[e^]st), n. [OE. brest, breost, As. bre[ o]st; akin to Icel. brj[=o]st, Sw. br[ o]st, Dan. bryst, Goth. brusts, OS. briost, D. borst, G. brust.] 1. The fore part of the body, between the neck and the belly; the chest; as, the breast of a man… …   The Collaborative International Dictionary of English

  • Breast pang — Breast Breast (br[e^]st), n. [OE. brest, breost, As. bre[ o]st; akin to Icel. brj[=o]st, Sw. br[ o]st, Dan. bryst, Goth. brusts, OS. briost, D. borst, G. brust.] 1. The fore part of the body, between the neck and the belly; the chest; as, the… …   The Collaborative International Dictionary of English

  • Drill — Drill, n. 1. An instrument with an edged or pointed end used for making holes in hard substances; strictly, a tool that cuts with its end, by revolving, as in drilling metals, or by a succession of blows, as in drilling stone; also, a drill press …   The Collaborative International Dictionary of English

  • Drill jig — Drill Drill, n. 1. An instrument with an edged or pointed end used for making holes in hard substances; strictly, a tool that cuts with its end, by revolving, as in drilling metals, or by a succession of blows, as in drilling stone; also, a drill …   The Collaborative International Dictionary of English

  • Drill pin — Drill Drill, n. 1. An instrument with an edged or pointed end used for making holes in hard substances; strictly, a tool that cuts with its end, by revolving, as in drilling metals, or by a succession of blows, as in drilling stone; also, a drill …   The Collaborative International Dictionary of English

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