1598. Florio, Impassire to grow flappy, withered, or wrimpled [1611 to grow flappie and wrimpled].
2. dial. (See quots.)
1846. Brockett, N. C. Words (ed. 3), Flappy, wild, irregular, unsteady. An old flappy body.
1892. Northumbld. Gloss., Flappy, uneven, unsteady. The carpets lyin aall flappy.