A long hauler cargo is a type of trucking job that involves transporting goods over long distances. The term 'long hauler' is often used to refer to a SEMI-truck driver, which is a four-letter word in this crossword puzzle. Long haulers are responsible for transporting goods from one location to another, often across state lines or even internationally. They must be able to handle the physical demands of driving long distances and must also be knowledgeable about the laws and regulations governing the transportation of goods.