jackhammered
/ˈdʒækˌhæmərd/
verb
- Past tense of jackhammer: broke or dug into a hard surface using a powerful tool that hammers quickly.
- They jackhammered the frozen ground to lay the water pipes.
- He jackhammered through the concrete wall to install a new door.
- The crew jackhammered the old sidewalk to make way for new pavement.