PAN COATER is a job title that involves coating pans with a protective layer. This is usually done to prevent food from sticking to the PAN and to make it easier to clean. The term PAN COATER can be broken down into two words, PAN and COATER. The first word, PAN, is a three-letter word that refers to a shallow, round container used for cooking. The second word, COATER, refers to the process of applying a protective layer to the PAN.