duck

US /dʌk/
UK /dʌk/
"duck" picture
1.

a waterbird with a broad bill, short legs, and webbed feet, typically smaller than a swan or goose and able to swim and dive but spend much of its time on land.

:
The duck swam gracefully across the pond.
We fed the ducks at the park.
1.

to lower the head or the body quickly to avoid a blow or to hide.

:
He had to duck to avoid the low branch.
She quickly ducked behind the counter.