Describes Moving Bird Wings, or a Loose Raincoat

This page is the CodyCross answer for the clue below from Health and Fitness, Group 2138, Puzzle 5 (Vegan Protein).

Question is: Describes Moving Bird Wings, or a Loose Raincoat

and the answer is: FLAPPY

Word Meaning:

FLAPPY — that flaps

Definitions from Wiktionary.