A "broiler" is a kitchen appliance or a cooking method used to quickly cook food by exposing it to very high heat from above, like grilling. Full definition
Place sheet pan under broiler for 5 - 10 minutes, or until tomatoes are soft and are just beginning to brown. (overthehillandonaroll.com)
Place under broiler for about 5 - 8 minutes until they begin to color. (bostonmamas.com)
Place under broiler on high (leave the oven door open) until cheese is melted and pepperoni is crisped, about 10 minutes. (ballingerathleticperformance.com)