Obs. [Onomatopœic; cf. FLAP v.] trans. To flap (the wings).

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1765.  Girton, Compl. Pigeon-fancier, 107. Though it [the smiter] does not tumble, it has a particular manner of falling and flabbing its wings, with which it makes so loud a noise as to be heard at a great distance, which is frequently the cause of its shattering or breaking its quill-feathers.

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