jackhammer

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jack·ham·mer

 (jăk′hăm′ər)
n.
A handheld machine for drilling rock and breaking up pavement, operated by compressed air.

jack′ham′mer v.
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.

jackhammer

(ˈdʒækˌhæmə)
n
(Tools) a hand-held hammer drill, driven by compressed air, for drilling rocks, etc
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

jack•ham•mer

(ˈdʒækˌhæm ər)

n.
a portable drill operated by compressed air and used to drill rock, break up pavement, etc.
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.jackhammer - a hammer driven by compressed airjackhammer - a hammer driven by compressed air  
power hammer, hammer - a power tool for drilling rocks
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

jackhammer

[ˈdʒækˌhæməʳ] N (esp US) → taladradora f, martillo m neumático
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
References in periodicals archive ?
I jackhammered the concrete slab and did it all myself.
Then one of our colleagues related how the now-retired politico had captivated her nonfiction writing class at UALR last week with tales from his 2011 memoir, "Jackhammered."
FIRST Minister Jack McConnell showed his ruthlessness yesterday when he "jackhammered" opposition to his team of Cabinet Ministers and deputies.