whirligig
     n 1: a conical child's plaything tapering to a steel point on
          which it can be made to spin; "he got a bright red top
          and string for his birthday" [syn: {top}, {teetotum}, {spinning
          top}]
     2: large mechanical apparatus with seats for children to ride
        on [syn: {carousel}, {carrousel}, {merry-go-round}, {roundabout}]
     v : whirl or spin like a whirligig
Source: WordNet® 2.0