That’s why most people imagine movie stars at private tables, wearing cocktail dresses, bow ties, and diamond rings when deciding on the proper casino attire.įrom the Viva Las Vegas to the Wild Westers, many years of cinema suggest that all women must wear elegant evening gowns and men must wear black-tie outfits. To a certain extent, people associate casinos with old Hollywood glamour, modern-day decadence, and celebrity lifestyle, even if just for an evening. If you’re not a casino regular, knowing what to wear to a casino or preparing the perfect casino dress code can be a daunting task.