intransitive. To move swiftly in some way (rush, fly, dart, flutter, turn, etc.) with a continuous vibratory sound, as various birds, rapidly…

intransitive. To emit a whirring noise; to move rapidly with such a noise.

To move, run, fly, sail, etc., rapidly or with great impetus. Sometimes implying a whirring sound accompanying the movement. Usually const. with…

intransitive. To make a sharp vibratory sound, as an insect by the rapid vibration of its wings.

intransitive. To make a whirring noise.