flutter (
http://definr.com/flutter)
n 1: the act of moving back and forth [syn:
waver,
flicker]
2: abnormally rapid beating of the auricles of the heart
(especially in a regular rhythm); can result in heart
block
3: a disorderly outburst or tumult; "they were amazed by the
furious disturbance they had caused" [syn:
disturbance,
disruption,
commotion,
turmoil,
stir,
hurly burly,
to-do]
4: the motion made by flapping up and down [syn:
flap,
flapping,
fluttering]
v 1: move along rapidly and lightly; skim or dart [syn:
flit,
fleet,
dart]
2: move back and forth very rapidly, as of a candle [syn:
flicker,
waver,
flitter,
quiver]
3: beat rapidly, of the heart [syn:
palpitate]
4: wink briefly; "bat one's eyelids" [syn:
bat]