It indicates that the dreamer, who is chasing after his sustenance, will think about every step he will take in advance, and will act in a way that will protect his truth and belief instead of taking a stand according to the conditions. To hunt rabbits means to seize your own luck, to earn your share in the most halal ways without asking anyone for anything. It means that a good opportunity, a chance to make the person live a little more comfortably, has opened.