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.

jackhammer

(ˈdʒækˌhæmə)
n
(Tools) a hand-held hammer drill, driven by compressed air, for drilling rocks, etc

jack•ham•mer

(ˈdʒækˌhæm ər)

n.
a portable drill operated by compressed air and used to drill rock, break up pavement, etc.
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
Translations

jackhammer

[ˈdʒækˌhæməʳ] N (esp US) → taladradora f, martillo m neumático
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.