Home›Browse›C›cayenne peppercayenne pepperOur editors are putting together more complete content — check back in about 20 minutescayenne peppercayenne pepper — nounnoun1. a hot red powder made from dried chili peppers, used to flavor food1.nounDefinitiona hot red powder made from dried chili peppers, used to flavor foodExampleShe added a pinch of cayenne pepper to the soup for extra heat.