Definition of fluttering in English:

fluttering

adjective

  • 1(of a bird or other winged creature) flying unsteadily or hovering by flapping the wings quickly and lightly.

    ‘fluttering butterflies’
    1. 1.1 Moving with a light irregular or trembling motion.
      ‘a fluttering banner’
    2. 1.2 (of a pulse or heartbeat) beating feebly or irregularly.
      ‘she complained of a fluttering heart and sweating’

Pronunciation

fluttering

/ˈflʌtərɪŋ/