What is "flutteringly"

Usage examples of "flutteringly".

There enters on horseback a fair woman, whose rich brown curls stream flutteringly in the breeze, and whose long blue habit flaps against the flank of her curvetting white mare.

But a shielded swooper, while impervious to the dis ray, was helpless against squadrons of Han aircraft, for the Hans developed a technique of playing their beams underneath the swooper in such fashion as to suck it down flutteringly into the vacuum so created, until they brought it more or less violently to earth.