(Betting | Casting lots | Games | Risk) Gambling in a dream denotes something groundless, distress, falsehood or an unattainable goal. If one bets money or something with an adversary and wins his bet in a dream, it means that he will overcome him. Generally speaking, betting or gambling in a dream means quarrels, disputes, uptightness or agony in wakefulness. (Also see Casting lots | Distress | Games | Uptight | Worries)
Read more about dreaming of Gambling in other dream meanings interpretations.