flap

word

/ˈfɫæp/
flap
/flˈæp/
flap

Definition

A flap is a thin, flat part that can move up and down, like an envelope closing piece or a bird’s wing. It also means to move up and down quickly, especially with wings or arms.

Usage & Nuances

Common as a noun (the 'flap' on an envelope, airplane wing), and as a verb ('birds flap their wings'). Can also mean a minor commotion or panic ('a flap about the news'). Often used in technical fields (aviation, medicine). Don't confuse with 'slap' (hit).

Example Sentences

Birds flap their wings to fly.

basic

Please close the flap on your backpack.

basic

Don't get in a flap about being late, it's fine.

natural

She started to flap her hands excitedly.

natural

The pilot lowered the flaps before landing.

natural

The flap of the envelope was open.

basic