Confetti/kənˈfeti/ Definition 1 of 1Pro Tip 1/3Celebratory Context Confetti is often used in joyful, festive situations like weddings or parties. The concert ended with confetti raining over the ecstatic crowd. Pro Tip 2/3Environmental Impact Confetti can be litter, so biodegradable options are popular for outdoor events. Eco-friendly confetti was used at the outdoor festival. Pro Tip 3/3Not Always Paper Confetti refers primarily to paper, but can also include other small, festive materials. The parade float was decorated with metallic confetti.