1. moving lightly and quickly with small, rapid motions
2. feeling nervous excitement or anxiety

1. the action of moving lightly and quickly with small, rapid motions

Examples

• The fluttering leaves danced in the gentle breeze.
• She watched the fluttering butterfly land on the flower.
• His fluttering heart made it hard to concentrate during the speech.
• The fluttering curtains indicated an open window nearby.
• The fluttering of wings could be heard in the attic.
• Her fluttering eyelashes caught his attention.
• The flag’s fluttering motion was mesmerizing to watch.