pepperoni UK /pɛpəˈɹəʊni/US /pɛpəˈɹoʊni/ noun2 •A spicy salami-style Italian-American sausage made from cured pork and beef seasoned with pepper.He gave the dog a treat — a dried up skinny, turdy looking, pepperoni sausage. — 2006 •Pizza with only tomato sauce, cheese and pepperoni toppings.Yo, Tony, gimme a slice of pepperoni and a coke. formspepperonis