Neglect or refusal to obey; violation of a command or prohibition.

In jumping, a general term for a horse's refusal, run-out, resistance, turning in a circle or deviating from the course.

A term that covers several types of misbehavior, including deviating from the course, a refusal, run-out, and resistance.

the failure to obey

the trait of being unwilling to obey

A refusal or inability to jump a fence, resulting in the horse stopping before or running out to the side of a fence. A disobedience is scored as a penalty.