Definition of "curvetting"

Mounted on a snow-white horse, whose trappings of scarlet and gold swept the ground, and whose curvetting served but to show the graceful management of the rider;...

1834, L[etitia] E[lizabeth] L[andon], chapter X, in Francesca Carrara. […], volume I, London: Richard Bentley, […], (successor to Henry Colburn), page 108