It was a weapon made from the arm bone of his grandfather.

"And your left arm bones were pretty much in a line, so they're all right, can you feel that?"

The top end of your upper arm bone is shaped like a ball.

Thirty feet away, Bert heard the sound of the man's arm bones breaking.

A woman wrote carefully in a book while her hands passed through the arm bones lying across a counter.

Is this supposed to be a rib, or an arm bone?

The arm bone had not been moved despite me unconscious attempts of the man to raise it.

His arm bone was healing and he could use his fingers.

The second showed a lower arm bone lying on a sheet in a body bag.

There was an arm bone sticking out of the dirt next to my feet.