Jockey 
To see a jockey in your dream portends of an unexpected gift from someone you least expect.
To dream that a jockey is thrown from his horse signifies that your help will most likely be needed by complete strangers.
Jockstrap
A jockstrap in a dream represents competition and virility. You may feel at odds with the world unsure of your masculine strengths.
Athlete
To dream that you are an athlete represents your ability to reach a goal which you had deemed nearly unattainable. You have expended incredible amounts of energy in order to reach this success.
Horse Race
Horse races often evoke strong emotions like competitiveness, challenge, and power. It gives a feeling of being on top.
To dream of a horse race indicates similar emotions. It may also reflect sexual energy.
- 1