Even the droning of the worrying mosquitoes had no power to disturb him.
It came droning, droning up the forty-odd thousand miles from the planet.
Jed, absorbed in his work and droning a hymn, apparently forgot all about his caller.
Jed still sat there gazing at vacancy and droning, dolefully.
Over the droning of the hymn she caught the sound of a horse's hoofs on the road.