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UKJackhammer
/dʒˈækhæmɐ/
/ˈdʒækˌhæmɝ/Jackhammer
[NOUN]1
a heavy-duty pneumatic or electric tool that uses rapid hammering or reciprocating motion to break up or demolish concrete, pavement, or other hard surfaces
Examples
1. I got jackhammers in there.
2. - Let's jackhammer.
3. We have a jackhammer.
4. What's the jackhammer all about?
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