A drone of voices was audible through the closed window.
He fell asleep quickly to the drone of the ceiling fan.
The professor's voice continued to drone on in the background as I daydreamed about my perfect vacation.
It came in the form of a drone who told him in her second language that information of that kind was not available.
The action of the bees themselves makes this point clear, for when the season of mating is past the drone is no longer needed, the providing of winter stores taking first place in the economy of the hive.
If we let him, Michael will drone on for hours about European politics.
Eric's quadcopter drone has a lot of neat features, including autopilot and an aerobatic mode.
But flies of the drone-fly kind cannot sting, and, so far as is known, are perfectly innocuous and edible.
My bluetooth headphones have begun to drone intermittently when they are low on battery.
His new remote-controlled drone is equipped with a camera to capture stunning, aerial footage.
I was always able to tell when Peter pulled into the driveway because of the recognizable drone from his old car.
The annoying drone emitting from that overhead light is a sure sign that the fixture needs to be replaced.
This forcibly suggests that the drone-fly mimics a honey-bee not only in appearance but also in the feel of its hairs or the nature of its buzz.
Please don't drone on and on about your new girlfriend like you always do.
The drone coming from her laptop was so annoying that I got up and moved tables.