flutter
verb
fluttered;
fluttering;
flutters
Definition of flutter
(Entry 1 of 2)
1
: to flap the wings rapidly
butterflies fluttering among the flowers
2a
: to move with quick wavering or flapping motions
a sail fluttering in the wind
b
: to vibrate in irregular spasms
his heart fluttered
3
: to move about or behave in an agitated aimless manner
She nervously fluttered around the office.
: to cause to flutter
The bird was fluttering its wings.
flutter
nounDefinition of flutter (Entry 2 of 2)
1
: an act of fluttering
2a
: a state of nervous confusion or excitement
c
: abnormal spasmodic fluttering of a body part
treatment of atrial flutter
3a
: a distortion in reproduced sound similar to but of a higher pitch than wow
b
: fluctuation in the brightness of a television image
4
: an unwanted oscillation (as of an aileron or a bridge) set up by natural forces
5
chiefly British
: a small speculative venture or gamble
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