n.
Pronunciation: ' fl ə -t ə r
Function: verb
Etymology: Middle English floteren to float, flutter, from Old English floterian, frequentative of flotian to float; akin to Old English fl ē otan to float ― more at FLEET
Date: before 12th century
intransitive verb
1 : to flap the wings rapidly
2 a : to move with quick wavering or flapping motions b : to vibrate in irregular spasms
3 : to move about or behave in an agitated aimless manner
transitive verb : to cause to flutter
– flut · ter · er \ -t ə r- ə r \ noun
– flut · tery \ -t ə r- ē \ adjective