The pressure of the pounding may force loose nails back into place.

Might cause loose nails and shingles, but not "structural" damage.

Her hem caught on a loose nail in the splintered wooden bench and ripped as she fell.

He discovered two more loose nails, right thumb and right pinky.

He searched for a loose nail or pin to pick the lock and failed.

Some of the other boards had loose nails, too.

He could have taken those loose nails and scattered them across the street.

There were three loose nails in the door casing.

Big Kathy fingered a loose nail in the joist on which the panel was hinged.

He raised his eyes to the windowsill and saw three loose nails that he had laid there.