noun
any broad thin and limber covering attached at one edge
Examples
- hangs loose or projects freely
- he wrote on the flap of the envelope
noun
an excited state of agitation
Synonyms
Examples
- he was in a dither
- there was a terrible flap about the theft
noun
the motion made by flapping up and down
Synonyms
noun
a movable piece of tissue partly connected to the body
noun
a movable airfoil that is part of an aircraft wing
Synonyms
Examples
- used to increase lift or drag
verb
move in a wavy pattern or with a rising and falling motion
Synonyms
Examples
- The curtains undulated
- the waves rolled towards the beach
verb
move noisily
Examples
- flags flapped in the strong wind
verb
move with a thrashing motion
Synonyms
Examples
- The bird flapped its wings
- The eagle beat its wings and soared high into the sky
verb
move with a flapping motion
Synonyms
Examples
- The bird's wings were flapping
verb
make a fuss
Synonyms
Examples
- be agitated
verb
pronounce with a flap, of alveolar sounds