flap

It has to have a little flap in the back that will hold all my documents.

They proceed to open a flap where the comedian emerges, from the cushioned interior of his own creation.

Being very careful not to touch it, my husband moved the squeaking critter to a dog-free zone, in the hopes it would just flap away.

Parts of the engine appeared to explode at one stage, and flaps on the side of the rocket caught fire and swung from side-to-side.

The exposure was also linked to particular symptoms of autism, including social withdrawal, hyperactivity and repetitive behaviors such as hand flapping and body rocking.