If we beat other competitors, it promises material benefits and personal success. If our competitor in our race is an animal, it means victory, but we have to see the meaning of the animal to know about what we win. If we see a person is running, then it indicates unknown events. If it is about several people, then it represents disputes and quarrels. If they are armed, it announces insurrections, riots or wars.
Dream dictionary: if you dream unknown person is running after you m dream meanings
…means that he will lead an army in a war. If one kills a horse in his dream, it means that he will be awarded status, rank and money. Slaughtering a horse for other than food in a dream means spoiling one’s livelihood. If one sees a horse whose owner is not known entering a town in a dream, it means that a noble person will enter that town and people of his trade will fear his competition or his becoming a danger to their business. If such a horse reverts his course and leaves that town in the dream, it means that a great, though unknown person from that locality will die shortly. Horses running across the streets in a dream represent a destructive rain or devastating floods. A feeble horse in a dream represents the weakness of his owner. (Also see Dung | Horse fright | Nag)…