She heard the door close with a dull thud and a moment later his mother came back to join her.

Long dull thuds seemed to come up from the ground, out of the air.

She could barely hear him over the dull thud of her heart.

There was a dull thud on the roof of the car.

Even with the full power of his legs behind them, the only sound they'd make would be a dull thud.

It came to rest against the wall with a dull thud.

A dull thud went through him and he felt like saying, What now?

The single shot was only a dull thud, inaudible outside of the building.

It fell to earth with a dull thud, and he looked that way.

A dull thud that he could feel with his feet followed.