Definition, Meaning & Synonyms

jackhammer

noun

/ˈdʒækˌhæmər/

Definition

A heavy-duty tool that combines a hammer with a chisel, used for breaking up rock, pavement, or concrete.

Examples

The construction crew used a jackhammer to break up the old pavement.
He wore ear protection while operating the jackhammer due to the loud noise it produced.
The jackhammer made quick work of the concrete slab.

Meaning

The term ‘jackhammer’ refers to a powerful pneumatic or electric tool that generates rapid hammering action to make holes in hard surfaces or break apart materials.