Available Definitions:
1) v. t. - To vibrate or move quickly; as, a bird flutters its wings.
2) v. t. - To drive in disorder; to throw into confusion.
3) n. - The act of fluttering; quick and irregular motion; vibration; as, the flutter of a fan.
4) n. - Hurry; tumult; agitation of the mind; confusion; disorder.