The word "pollacks" can refer to a type of fish that belongs to the cod family, which is commonly found in the North Atlantic and the Baltic Sea. However, there are also several synonyms for the word. For instance, "pollacks" can be referred to as "Atlantic pollock" or "Alaskan pollock" due to their geographic origin. Another name for "pollacks" is "saithe," which is commonly used in Europe. Additionally, in some regions, "pollacks" are also known as "coalfish" or "Boston bluefish." Whatever the name, this species of fish is a popular ingredient in many cuisines, including Scottish, Irish, and Scandinavian dishes.