To move or wave something lightly and quickly.

फड़कना

English Usage: She began to flap the towel to get rid of the water.

Hindi Usage: उसने तौलिया फड़काना शुरू किया ताकि पानी निकल जाए।

To fall or move down quickly and loosely.

तेजी से नीचे गिरना

English Usage: The bird will flap down to the ground to catch its prey.

Hindi Usage: पक्षी अपने शिकार को पकड़ने के लिए तेजी से जमीन पर फड़फड़ाएगा।

A quick movement or sound produced by something that moves quickly and loosely.

झटका

English Usage: The flap of the bird's wings was heard from afar.

Hindi Usage: पक्षी के पंखों का झटका दूर से सुना गया।