from
The Collaborative International Dictionary of English v.0.48
cartwheel \cartwheel\ n.
1. the type of wheel used on a cart; it typically has wooden
spokes and a metal rim.
[WordNet 1.5]
2. 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.
[WordNet 1.5 +PJC]
3. a silver dollar; a dollar made of silver. [Colloq.]
[WordNet 1.5]