Dictionary

jackhammer en · NOUN

Pronunciation

• (US) audio
• /ˈd͡ʒækˌhæmɚ/ (General-American)

Etymology

From jack + hammer.

Meanings

1. A portable percussive power tool that combines a hammer and chisel used to drill or break hard matter, for instance rock or concrete.
2. (figuratively) Something that is very strong but also very rigid.
   • A new skiercross pro tour is on the docket, as well as freeskiing. Just like racing, both require strong but supple legs rather than jackhammer quads. 2006 September 14, Skiing:

Forms

Coordinates

air hammer

Synonyms

pneumatic drill

Translations (49)

lv pneimatiskais āmurs (portable percussive drill device) · cs sbíječka (portable percussive drill device) · he פטיש אוויר (portable percussive drill device) · es martillo neumático (portable percussive drill device) · hi जैकहैमर (portable percussive drill device) · is loftbor (portable percussive drill device) · fr marteau-piqueur (portable percussive drill device) · de Presslufthammer (portable percussive drill device) · eo pneŭmata martelo (portable percussive drill device) · it martello pneumatico (portable percussive drill device) · mr खडक इ.ना भोके पाडण्याचे हत्यार (portable percussive drill device) · ru пневмати́ческий бури́льный молото́к (portable percussive drill device) · ar آلَات ثَقْب الصُخُور (portable percussive drill device) · yi דזשאַקהאַמער (portable percussive drill device) · ta ஜாக்ஹாம்மர் (portable percussive drill device) · pt britadeira (portable percussive drill device) · bg пневматичен чук (portable percussive drill device) · lt pneumatinis gręžimo plaktukas (portable percussive drill device) · tr martopikör (portable percussive drill device) · hu légkalapács (portable percussive drill device) · et pneumopuur (portable percussive drill device) · ms gerudi tukul (portable percussive drill device) · ru отбо́йный молото́к (portable percussive drill device) · da trykluftbor (portable percussive drill device) · ka სანგრევი ჩაქუჩი (portable percussive drill device) · be адбо́йны малато́к (portable percussive drill device) · ja 削岩機 (portable percussive drill device) · fa مته دستی مخصوص سوراخ کردن سنگ (portable percussive drill device) · bg перфоратор (portable percussive drill device) · mn доргиот алх (portable percussive drill device) · no trykkluftbor (portable percussive drill device) · pl młot pneumatyczny (portable percussive drill device) · ko 착암기 (portable percussive drill device) · vi cái búa khoan (portable percussive drill device) · id palu godam (portable percussive drill device) · te జాక్హామర్ (portable percussive drill device) · fi katupora (portable percussive drill device) · mn нураах алх (portable percussive drill device) · sk zbíjačka (portable percussive drill device) · kk отбойного (portable percussive drill device) · uz soluvchi (portable percussive drill device) · af lughamerboor (portable percussive drill device) · cmn 手提式氣鑽 /手提式气钻 (portable percussive drill device) · tr hilti (portable percussive drill device) · kn ಜಾಕ್ಹಾಮರ್ (portable percussive drill device) · nl drilboor (portable percussive drill device) · el κομπρεσέρ (portable percussive drill device) · km ម៉ូទ័របុកបេតុង (portable percussive drill device) · hy հետահար մուրճ (portable percussive drill device)

jackhammer en · VERB

Pronunciation

• (US) audio
• /ˈd͡ʒækˌhæmɚ/ (General-American)

Etymology

From jack + hammer.

Meanings

1. (intransitive) To use a jackhammer.
   • Early the next day a crew came to fix the street. Vernon was out there at once, watching them jackhammer and haul the asphalt […] 1985, Don DeLillo, chapter 33, in White Noise, Penguin, published 1986, page 254:
2. (transitive) To break (something) using a jackhammer.
   • In the morning, the street is being jackhammered up. 2002, Emily Schultz, “Foam”, in Black Coffee Night, Toronto: Insomniac Press, page 12:
   • The foundations for the barrier had been jackhammered away; the piles of broken concrete were just left alongside the road. 1991, Peter Laufer, chapter 9, in Iron Curtain Rising, San Francisco: Mercury House, page 171:
3. (transitive) To form (something) using a jackhammer.
   • Richmond already spent tax money on an engineering department whose employees parked their trucks in the street, jackhammered holes in the pavement, and repaired storm sewers […] 1988, Scott C. Davis, chapter 3, in The World of Patience Gromes: Making and Unmaking a Black Community, Lexington: University Press of Kentucky, page 49:
   • He was standing at a work table he’d jackhammered from a boulder, placidly sculpting a rose on its work surface. 2009, Kage Baker, chapter 27, in The Empress of Mars, New York: Tom Doherty Associates, page 258:
   • Small ledges had been jackhammered at each end of the crater and timbers bolted into them, forming abutments of the bridge that was to come. 1944, Ernie Pyle, chapter 6, in Brave Men, New York: Henry Holt, page 69:
4. (figuratively, intransitive) To move like a jackhammer.
   • […] a bolt of lightning jackhammered across the sky, interrupting his dream. 1977, Betsy Haynes, chapter 2, in The Ghost of the Gravestone Hearth, Nashville: Thomas Nelson, page 20:
   • His left knee jackhammered under the desk, his right hand patted a steady bongo beat on the top. 2010, Dennis Lehane, chapter 7, in Moonlight Mile, New York: William Morrow, page 69:
   • When he jackhammered into her, she clutched the bedspread and braced herself for the onslaught. 2003, Beverly Barton, chapter 16, in Grace under Fire, New York: Silhouette, pages 218–219:
5. (figuratively, intransitive) To move like a jackhammer. ▸ To beat hard, to pound. (of the heart or pulse)
   • […] he lay rigid, his heart jackhammering, telling himself that there was nothing out there, nothing […] 1995, Margaret Wild, chapter 2, in Beast, New York: Scholastic, page 7:
   • The paranoia came on pretty damn strong for this early in the morning, his high blood pressure—160 over 90 at twenty-two—jackhammering in his wrists, his thoughts caterwauling beneath the moment. 2002, Tom Piccirilli, chapter 1, in The Night Class, New York: Leisure Books, page 7:
6. (figuratively, transitive) To move (something) like a jackhammer.
   • He […] drew his knees toward his chest as far as the cramped space would allow, and jackhammered his feet into the forward wall of the trunk, which was formed by the backseat of the car. 1999, Dean Koontz, chapter 68, in False Memory, New York: Bantam, published 2000, page 611:
   • Then, before the lumberjack had a chance to react, Dad grabbed him by the scruff of the neck and jackhammered his head into the bar. 2006, Danielle Trussoni, chapter 4, in Falling through the Earth, New York: Henry Holt, page 44:
7. (figuratively, transitive) To strike (something) repeatedly with force, to pound.
   • […] the thought jackhammered his heart and mind. 1997, Richard Flanagan, chapter 78, in The Sound of One Hand Clapping, New York: Grove, published 2014:
   • He didn’t make love to her; he jackhammered her. 1985, Andrew Coburn, chapter 20, in Sweetheart, London: Secker & Warburg, page 197:
   • Guam-based B-52 bombers, newly modified to haul 60,000 lbs. of bombs each, jackhammered a Viet Cong radio and communications center 35 miles northeast of Saigon. 1966 April 15, “Rolling Thunder”, in Time:

Forms