The words came out in a dull, heavy, metallic tone.

The words were spoken without emotion, in her usual dull tone.

"It does not matter where I am tonight," he said in a dull tone quite unlike his usual voice.

Air returned; she heard the dull tone of the indicator horn.

Presently she spoke again in a dull tone that was most unlike her own.

But its dull, gray tones make it hard to identify the men by race.

When it stopped there was a long, dull tone.

These people told it in the flat dull tones of acceptance.

"I'll talk to him," she said in a dull tone.

She listened for a moment, said "Yes, all right" in a dull tone of voice, and then put the phone down.