jackhammer

jackhammer
noun Date: 1916 1. a pneumatically operated percussive rock-drilling tool usually held in the hands 2. a device in which a tool (as a chisel for breaking up pavements) is driven percussively by compressed air • jackhammer verb

New Collegiate Dictionary. 2001.

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  • Jackhammer — est un super vilain créé par Marvel Comics. Il est apparu pour la première fois dans Daredevil #123, en 1975. Origine L homme surnommé Jackhammer (le « perforateur ») était un agent de l HYDRA. Il était l ingénieur en chef de l équipe… …   Wikipédia en Français

  • jackhammer — n. a hammer having a strong steel cutting blade, driven by compressed air in multiple rapid strokes, and used for cutting through pavement, concrete, or other hard substances. Syn: air hammer, pneumatic hammer. [WordNet 1.5] …   The Collaborative International Dictionary of English

  • jackhammer — (n.) also jack hammer, 1903, from JACK (Cf. jack) (n.) + HAMMER (Cf. hammer) (n.). As a verb by 1965 …   Etymology dictionary

  • jackhammer — chiefly N. Amer. ► NOUN ▪ a portable pneumatic hammer or drill. ► VERB ▪ beat or hammer heavily or loudly and repeatedly …   English terms dictionary

  • jackhammer — ☆ jackhammer [jak′ham΄ər ] n. [ JACK + HAMMER] a portable type of pneumatic hammer, used for breaking up concrete, rock, etc …   English World dictionary

  • Jackhammer —         Гладкоствольное ружье Pancor / Mark Three Jackhammer (США) Jackhammer Mk3A1 самая последняя модификация этого ружья Jackhammer Mk3A1 вид сзади сбоку Jackhammer: виды сбоку и спереди рисунок из патента (1984 87 гг.) устройство ружья… …   Энциклопедия стрелкового оружия

  • Jackhammer — A pneumatic drill or jackhammer is a portable percussive drill powered by compressed air. It is used to drill rock, break up pavement, among other applications. It works similar to a hammer and chisel, by jabbing with its bit, not rotating it. (A …   Wikipedia

  • Jackhammer — Pancor Jackhammer Technik Pancor Jackhammer Technik 2 Die …   Deutsch Wikipedia

  • jackhammer — UK [ˈdʒækˌhæmə(r)] / US [ˈdʒækˌhæmər] noun [countable] Word forms jackhammer : singular jackhammer plural jackhammers American a pneumatic drill …   English dictionary

  • jackhammer — /ˈdʒækhæmə / (say jakhamuh) noun 1. a handheld machine used for drilling rocks, road surfaces, etc., driven by compressed air. –verb (t) 2. to drill (a hole, etc.) using a jackhammer. –verb (i) 3. to use a jackhammer …  

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