cartwheel

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A handspring in which the body turns over sideways with the arms and legs spread like the spokes of a wheel.
2. n. Slang A large coin, such as a silver dollar.
3. v. To execute a cartwheel.

Century Dictionary and Cyclopedia

1. n. A wheel of a cart, or, figuratively, something resembling one, as, by exaggeration, the United States silver dollar (1873–1900).

Wiktionary

1. n. The literal wheel of a cart.
2. n. A gymnastic maneuver whereby the gymnast rotates to one side or the other while keeping arms and legs outstretched, spinning for one or more revolutions.
3. n. US A silver dollar of the larger size produced before 1979.
4. v. To perform the gymnastics feat of a cartwheel.
5. v. To flip end over end.

GNU Webster's 1913

1. n. the type of wheel used on a cart; it typically has wooden spokes and a metal rim.
2. n. an acrobatic maneuver in which the arms and legs are outstretched like the spokes of a wheel, and the body is turned sideways through one or more revolutions, by first touching the hands and then the feet to the ground, in rapid succession so as to mimic the rolling of a wheel; in the course of this feat, the person performing it is alternately upright and upside-down.
3. n. colloq. a silver dollar; a dollar made of silver.
4. v. to perform a cartwheel{2}.

WordNet 3.0

1. n. acrobatic revolutions with the body turned sideways and the arms and legs outstretched like the spokes of a wheel
2. n. a dollar made of silver
3. v. do cartwheels: perform an acrobatic movement using both hands and feet
4. n. a wheel that has wooden spokes and a metal rim