Webster’s Revised Unabridged Dictionary · 1913
Flutter
Flut′ter (flŭt′tẽr), v. t. 1. To vibrate or move quickly; as, a bird flutters its wings.
2. To drive in disorder; to throw into confusion.
Like an eagle in a dovecote, I Fluttered your Volscians in Corioli. Shak.
Flut′ter, n. 1. The act of fluttering; quick and irregular motion; vibration; as, the flutter of a fan.
The chirp and flutter of some single bird Milnes. .
2. Hurry; tumult; agitation of the mind; confusion; disorder. Pope.
Flutter wheel, a water wheel placed below a fall or in a chute where rapidly moving water strikes the tips of the floats; — so called from the spattering, and the fluttering noise it makes.