1. He who or that which flaps.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• flager,
• flaped,
• flaier,
• flawer,
• fliper,
• flapp,
• flaver,
• clpper,
• flapps,
• lapeer,
• lapper,
• flappers,
• flaeyer,
• flapperr,
• flappere,
• flappr,
• flappe,
• flappur,
• flappar,
• flappurr

• flippers,
• flyover,
• floppier,
• flipper,
• flaubert.

The adjective form of the word "flapper" is "flapperish"

The plural of the "flapper" can be the "flappers".

The singular of the "flapper" can be the "flapper".