Difference between Flapping and Fluttering

Flapping

Part of speech: adjective

Definition: That flaps or flap.

Part of speech: noun

Definition: The action of the verb to flap. A phonological process found in many dialects of English, especially American English and Canadian English, by which intervocalic /t/ and /d/ surface as the alveolar flap /ɾ/ before an unstressed syllable, so that words such as "metal" and "medal" are pronounced similarly or identically.

Part of speech: verb

Definition: A description of a network interface or device that changes rapidly and repeatedly between online and offline states (compare thrashing).

Fluttering

Part of speech: noun

Definition: Rapid back and forth waving or oscillation.

Part of speech: verb

Definition: To flap or wave quickly but irregularly.