I. flut ‧ ter 1 /ˈflʌtə $ -ər/ BrE AmE verb
[ Language: Old English ; Origin: floterian ]
1 . [intransitive and transitive] if a bird or insect flutters, or if it flutters its wings, it flies by moving its wings lightly up and down:
A small bird fluttered past the window.
2 . [intransitive] to make small gentle movements in the air:
Dead leaves fluttered slowly to the ground.
The flag fluttered in the light breeze.
3 . [intransitive] if your heart or your stomach flutters, you feel very excited or nervous
4 . [intransitive] if your eyelids flutter, they move slightly when you are asleep:
Her eyelids fluttered but did not open.
5 . flutter your eyelashes (at somebody) if a woman flutters her eyelashes at a man, she looks at him and moves her eyes to make herself attractive to him
II. flutter 2 BrE AmE noun [singular]
1 . a feeling of being nervous, confused, or excited
in a flutter
She was all in a flutter.
His sudden resignation caused quite a flutter.
2 . a flutter of something a sudden feeling that is not very strong:
She felt a flutter of curiosity.
3 . a light gentle movement
flutter of
a flutter of wings
4 . have a flutter British English informal to risk a small amount of money on the result of something such as a horse race SYN have a bet