What does it mean in a dream to witness a barbecue? Dream of using a barbecue may suggest that you will soon receive some positive news in your current waking life. A barbecue in a dream signifies financial security, achievement, and the fulfillment of one's aspirations. In a dream, what does a BBQ represent? In dreams, a BBQ is often a sign of optimism, assertiveness, high morale, success, and wealth. The interpretation of dreams may vary depending on the dream settings.