0 a large animal with four legs that people ride on or use for carrying things or pulling vehicles -- 马
1 a tall piece of equipment that people jump over in gymnastics -- 跳马，鞍马
2 → heroin -- 海洛因（同 heroin）
He climbed onto his horse and set off at a relaxed trot down the lane.
My horse is a bit timid and is easily frightened by traffic.
It's a beautiful horse but a bit too frisky for an inexperienced rider.
