Heist/haɪst/ Definition 1 of 2Pro Tip 1/3Planned Crime A heist usually involves careful planning, not a spontaneous theft. The jewelry heist required months of preparation. Pro Tip 2/3High Value Heists typically target valuable objects or large sums of money. They pulled off a heist, escaping with priceless paintings. Pro Tip 3/3Cultural Imagery In movies, a heist often includes intricate tricks or disguises. The movie portrayed a casino heist with elaborate schemes.