Definitions

1. noun

a device that is supported by the water, such as a paddlewheel, or a person or thing that is tossed or whirled about, as by a whirlpool, or a person or thing that is erratic or unpredictable.

“The old paddlewheel was a classic example of a whirlgig in the river.”

2. verb

to move or cause to move in a whirling or erratic manner.

“The strong wind would whirlgig the leaves around in a circle.”