Definition flap in American English

flap verb

verb

/flæp/

if a bird's wings flap, or if the bird flaps them, they move quickly up and down

Example

Synonyms and related words

swing bounce rock alight beat be on the wing

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1.1

if your arms, hands, etc. flap, or if you flap them, they move quickly up and down

Synonyms and related words

spread fold your arms/hands bend

1.2

to move noisily up and down or from side to side, especially in the wind

Example

I tried to keep up, my coat flapping in the wind.

Synonyms and related words

swing bounce rock

to be very worried, nervous, or excited about something

Synonyms and related words

worry panic dread

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