n.
1.the act of moving back and forth
2.abnormally rapid beating of the auricles of the heart (especially in a regular rhythm)
3.a disorderly outburst or tumult
4.the motion made by flapping up and down flutter v.
1.move along rapidly and lightly
2.move back and forth very rapidly
3.beat rapidly
4.wink briefly
Idiom of the Day
turn in (something) or turn (something) in
to give something to someone, to hand something to someone
I turned in the wallet that I found to the police.