To frolic, to act mischievously. (Usually followed by "around".)

To provide with a horse; supply horses for.

To get on horseback.

To sit astride of; to bestride.

(of a male horse) To copulate with (a mare).

To take or carry on the back.

To place (someone) on the back of another person, or on a wooden horse, etc., to be flogged; (hence) to flog.

To urge at work tyrannically.

To charge for work before it is finished.

Mounted on a horse.