Meanings
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1
verb
To move up and down or back and forth, especially wings.
The bird flapped its wings and flew away.
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2
noun
A flat piece of something that hangs down or covers an opening.
He lifted the flap of the envelope to read the letter.
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3
noun
A state of worry or excitement; a fuss.
The comment caused quite a flap in the newspapers.
Thesaurus
Etymology
From Middle English flap, flappe (“a slap; blow; buffet; fly-flap; something flexible or loose; flap”), related to Saterland Frisian Flappert (“wing, flipper”), Middle Dutch flabbe (“a blow; slap on the face; fly-flap; flap”) (modern Dutch flap (“flap”)), Middle Low German flabbe, vlabbe, flebbe, from the verb (see below). Related also to English flab and flabby.
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